The triangles are similar.

PR = ___ units

The Triangles Are Similar.PR = ___ Units

Answers

Answer 1

The length of PR is 6 units. To find the length of PR, we need to use the fact that the triangles are similar.

Since the triangles are similar, their corresponding sides are proportional. That is,

AB/DE = BC/EF = AC/DF

We know that AB = 8, BC = 6, AC = 10, DE = 6, EF = 4, and DF = 8. Therefore,

AB/DE = 8/6 = 4/3

BC/EF = 6/4 = 3/2

AC/DF = 10/8 = 5/4

Since we are looking for the length of PR, which corresponds to BC in the smaller triangle, we can use the ratio of BC/EF from above. We have:

BC/EF = 3/2 = PR/4

Solving for PR, we get:

PR = (3/2) * 4 = 6

Therefore, the length of PR is 6 units.

To learn more about length please click on below link.

https://brainly.com/question/29868754

#SPJ1

The triangles are similar. PR = ___ units


Related Questions

(09.02 MC)

Which equation could be used to solve for the measure of angle P?(1 point)



Circle N is shown with a quadrilateral OPQR inscribed inside it. Angle O is labeled x degrees. Angle P is labeled y degrees. Angle Q is labeled z degrees. Angle R is labeled w degrees.

Answers

In order to solve for the measure of angle P, the equation x + y + z + w = 360° can be used.

What is an angle?

An angle is the figure formed by two rays, called the sides of the angle, sharing a common endpoint, called the vertex of the angle. Angles are measured in degrees or radians and are used to describe the direction of two intersecting lines in a plane. Angles are also used to measure the central angle of a circle and the angle between two curves.

This equation is known as the Angle Sum Theorem, which states that the sum of the measures of the angles of a triangle or a quadrilateral equals 360°. The measure of each angle of the quadrilateral can be used in the equation to solve for the measure of angle P, which is labeled as y. This equation can be written as x + y + z + w = 360° and then solved for the measure of angle P by subtracting x + z + w from both sides of the equation. This would result in y = 360° - (x + z + w). By substituting the measure of each angle into the equation, the measure of angle P can be found.

For more questions related to vertex

https://brainly.com/question/25651698

#SPJ9

the patient has formula feedings through a feeding tube. she is given 250 ml every 4 hours (0400, 0800, 1200, 1600, 2000, 2400) around the clock. the nurse gives 100 ml of water after each feeding. what is the patient's intake in the 2300 to 0700

Answers

The patient has formula feedings through a feeding tube. She is given 250 ml every 4 hours (0400, 0800, 1200, 1600, 2000, 2400) around the clock. The nurse gives 100 ml of water after each feeding.

The intake of the patient from 2300 to 0700 would be 750 ml.

The formula for calculating the patient's intake from 2300 to 0700

The formula to calculate the patient's intake from 2300 to 0700 is the following:

7 hours after 2300 ⇒ 7+24 - 23 = 8 hours before 0800

Thus, the patient's intake from 2300 to 0800 would be:

From 2300 to 2400 = 250 ml

From 2400 to 0400 = 250 ml

From 0400 to 0800 = 250 ml

From 0800 to 0700 = 100 ml (as it is less than 4 hours)

Total Intake = 250 ml + 250 ml + 250 ml + 100 ml = 850 ml

Intake from 2300 to 0700 = Total intake - Intake from 0800 to 0700

Intake from 0800 to 0700 = 100 ml

Total Intake = 850 ml - 100 ml = 750 ml

Therefore, The patient is receiving formula feedings through a feeding tube, administered every 4 hours (at 0400, 0800, 1200, 1600, 2000, and 2400). Following each feeding, the nurse administers 100 ml of water. It can be calculated that the patient's total intake during the period from 2300 to 0700 would be 750 ml.

To know more about the "feeding tube": https://brainly.com/question/29344273

#SPJ11

How is 0.136¯¯¯¯ written as a fraction in simplest form?



Enter your answer in the box.

ANSWER QUICK FOR 50 POINTS

Answers

Answer:

17/125

Step-by-step explanation:

0.136×1000÷1×1000=136/1000

136/1000=17/125

a tank 12m long, 8m wide and 5m deep is to be made. it is open at the top, determine the iron sheet required for the fabrication. also find volume in litres

Answers

Answer:

Surface area of the sheet: 296 square meters

Area of tank: 480 cubic meters

Step-by-step explanation:

Don't forget your units!

"determine the iron sheet required for the fabrication" is asking for the surface area of the rectangular prism.

This is found by adding the five sides of the prism. The top side is excluded because it is open.

Front and back: 2(12m * 5m) = 120m^2

Left and right: 2(8m * 5m) = 80m^2

Floor: (12m * 8m) = 96m^2

120m^2 + 80m^2 + 96m^2 = 296m^2

The volume is found using standard methods. The open top does not have an impact here.

12m * 8m * 5m = 480m^3

Sol has to paint 365. 7 square feet of wall space. He wants to paint 0. 4 of the area light green. How many square feet does he want to paint light green?

Answers

Sol wants to paint 146.28 square feet of the wall light green.

The problem states that Sol has to paint 365.7 square feet of wall space, but he wants to paint only a fraction of the total area light green. The fraction he wants to paint light green is given as 0.4.

To find out how many square feet of the wall he wants to paint light green, we need to multiply the total area of the wall by the fraction of the area he wants to paint light green.

So, we can calculate the area of the wall that Sol wants to paint light green as:

Area of wall to be painted light green = 0.4 x 365.7

= 146.28 square feet

Learn more about area here

brainly.com/question/29624642

#SPJ4

Two times the sum of 5 and some number is 30. What is the number?

Answers

Answer:

10

Step-by-step explanation:

5+10=15

15×2=30

so the answer to your question is 10

Answer:

x = 10.

Step-by-step explanation:

Given: Two times the sum of 5 and some number is 30. What is the number?

First, write the equation:

2(5 + x) = 30

Simplify the brackets with distribution property:

10 + 2x = 30

Then collect like terms:

2x = 30 - 10

Finally, calculate:

2x = 20   (Divide both sides by 2)

x = 10

A drink recipe book has a table that shows the proportional relationship between cups of water and cups of lemon juice for different amounts of lemonade. In the table, enter the number of cups of water needed for 1 cup of lemon juice

Answers

The ratio of water to lemon juice is 7:1. Thus, 7 cups of water are needed for 1 cup of lemon juice.

The table shows the proportional relationship between the amount of water and lemon juice needed to make lemonade in different quantities. The ratio of cups of water to cups of lemon juice remains constant for each quantity of lemonade. For example, to make 2 cups of lemonade, 1.5 cups of water are needed for every 1 cup of lemon juice. This means that if you want to make 4 cups of lemonade, you would need to double the amount of water and lemon juice required for 2 cups. This proportional relationship can be helpful in scaling the recipe up or down to make different quantities of lemonade.

Learn more about algebra here: brainly.com/question/24875240

#SPJ4

Complete question:

A drink recipe book has a table that shows the proportional relationship between cups of water and cups of lemon juice for different amounts of lemonade. If you need 6 cups of lemonade, the table shows you need 1 cup of lemon juice. Enter the number of cups of water needed for 1 cup of lemon juice.

Cups of Lemon Juice Cups of Water

1                                4

2                               8

3                               12

4                               16

Find the area under the standard normal curve that lies between z = −2. 30 and z = 1. 8

Answers

The area under the standard normal curve between z=-2.30 and z=1.8  by using the cumulative distribution function is 0.957.

Finding the area under the standard normal curve between two points requires the use of the cumulative distribution function. This function is given by the formula:

F(z) = 1/2 (1 + erf(z/√2))

Where erf is the error function.

We will use this formula to find the area under the standard normal curve between z=-2.30 and z=1.8.

The area under the standard normal curve between z=-2.30 and z=1.8 can be found using the following equation:

Area = F(z2) - F(z1)

Where z1 is the lower bound of the area and z2 is the upper bound of the area.

For our example, z1 = -2.30 and z2 = 1.8.

We can plug these values into the equation to find the area under the standard normal curve between z=-2.30 and z=1.8:

Area = F(1.8) - F(-2.30)

We can then use the cumulative distribution function to find the values for F(1.8) and F(-2.30):

F(1.8) = 1/2 (1 + erf(1.8/√2)) = 0.966

F(-2.30) = 1/2 (1 + erf(-2.30/√2)) = 0.009

Substituting these values into the equation:

Area = 0.966 - 0.009

Area = 0.957

Therefore, the area under the standard normal curve between z=-2.30 and z=1.8 is 0.957.

Learn more about cumulative distribution function here:

https://brainly.com/question/30402457

#SPJ4

Compute the expected age of a super shopper. (Round your answer to two decimal places. )

Answers

(A) The expected age μ of a super shopper 41.81

and, (B) the standard deviation σ for ages of super shoppers is 12.67

Given the data:

Age range, years 18-28 29-39 40-50 51-61 62 and over

Midpoint (x) 23 34 45 56 67

Percent of super shoppers 9% 46% 22% 11% 12%

Midpoint, x : 23 34 45 56 67

Frequency, f : 0.09_ 0.46 _ 0.22 __0.11 __ 0.12

The mean (m)= Σfx / Σf

= [(23 × 0.09) + (34 × 0.46) + (45 × 0.22) + (56 × 0.11) + (67 × 0.12)] ÷

                     (0.09 + 0.46 + 0.22 + 0.11 + 0.12)

= 41.81 / 1

Therefore, Mean = 41.81

Standard Deviation:

The standard deviation (or σ) is a measure of the distribution of data from the mean. A low standard deviation means the data is clustered around the mean, and a high standard deviation means the data is more scattered.

Standard deviation = Sqrt[(Σ(X² * f) / Σf) - m²)]

= ((23²× 0.09) + (34²× 0.46) + (45²× 0.22) + (56²× 0.11) + (67²× 0.12)) / 1

1908.51 - 41.81^2

= √(160.4339)

= 12.666250

= 12.67

Complete  Question:

Age range, years 18-28 29-39 40-50 51-61 62 and

over Midpoint x 23 34 45 56 67

Percent of super shoppers 9% 46% 22% 11% 12%

For the 62-and-over group, use the midpoint 67 years.

(a) Compute the expected age μ of a super shopper. (Round your answer to two decimal places.)

μ = yr

(b) Compute the standard deviation σ for ages of super shoppers. (Round your answer to two decimal places.)

σ = yr

Learn more about Standard Deviation:

https://brainly.com/question/23907081

#SPJ4

Li-ming received a statement on her Certificate of Deposit showing that her investment had returned $2,240
$
2
,
240
over its life. If the Certificate of Deposit pays a simple interest rate of 3.2%
3.2
%
and her initial investment was $20,000
$
20
,
000
, how long had the money

Answers

Li-ming's initial investment was $20,000, the interest rate was [tex]3.2[/tex]  % (or 0.032 as a decimal), and the total interest earned was $ [tex]2,240[/tex]  .

What is the deposit pays a simple interest rate?

We can use the formula for simple interest to solve for the time:

Simple Interest [tex]= Principal \times Rate \times Time[/tex]

where Principal is the initial investment, Rate is the interest rate, and Time is the time period.

In this case, we know:

Principal = $[tex]20,000[/tex]

Rate =  [tex]3.2[/tex] %

Simple Interest = $ [tex]2,240[/tex]

Substituting these values into the formula, we get:

$ [tex]2,240 = $20,000 \times 0.032 \times Time[/tex]

Simplifying the equation, we get:

Time = $ [tex]2,240 / ($20,000 \times 0.032)[/tex]

Time  [tex]= 3.5[/tex] years (rounded to one decimal place)

Therefore, Li-ming's money was invested for 3.5 years to earn a simple interest of $  [tex]2,240[/tex] at a rate of  [tex]3.2[/tex] %.

Learn more about interest here:

https://brainly.com/question/13324776

#SPJ9

Same facts as in #3, except now Elaine can set aside $50 per month. What rate of return does she need on her account? _____

Answers

The rate of return that Elaine needs on her account is of 22.16% to reach her goal of $4,000 in 4 years.

To calculate the rate of return for a savings account, you can use the formula:

Rate of return = [tex](Ending balance / Beginning balance)^{(1/n) - 1}[/tex]

where n is the number of years.

In Elaine’s case, she needs to save up $4,000 in 4 years. If she can set aside $50 per month, she will have saved $2,400 in 4 years. To calculate the rate of return she needs on her account, we can use the formula above.

To calculate the rate of return she needs on her account, we can use the formula above.

Let’s assume that she has $0 in her account at the beginning of the 4 years and $2,400 at the end of the 4 years.

Rate of return = [tex](2400 / 0)^{(1/4) - 1}[/tex]

= [tex](2400)^{(1/4) - 1}[/tex]

= 0.2216 or 22.16%

Therefore, Elaine needs a rate of return of 22.16% on her account to reach her goal of $4,000 in 4 years.

Keep in mind that this is a very high rate of return and may not be achievable with a savings account.

To know more about rate of return, refer:

https://brainly.com/question/24301559

#SPJ4

Complete question is:

Elaine needs to save up $4,000 in 4 years. If she can set aside $50 per month, what rate of return does she need on her account?

please i need help ASAP it geometry!!

Answers

Answer: 12

The answer to your geometry question is 12, I hope this helps.

There are 32 stamps.on each roll. Mark has 288 stamps. How many rolls does he have?

Answers

Answer:

9

Step-by-step explanation:

No. of rolls Mark have =

[tex] \frac{288}{32} = 9[/tex]

pls mrk me brainliest

Find three consecutive even integers if 3 times the first iteger is 2 times the the third

Answers

The solution is that the three consecutive even integers are 8, 10, and 12.

Let's assume the first even integer to be x. Since we are looking for three consecutive even integers, the second even integer will be x + 2, and the third even integer will be x + 4.

According to the problem statement, 3 times the first even integer is equal to 2 times the third even integer, which can be written mathematically as:

3x = 2(x + 4)

Solving for x, we get:

3x = 2x + 8

x = 8

Therefore, the first even integer is 8, and the second and third even integers are 10 and 12, respectively.

We can verify that 3 times the first even integer is indeed equal to 2 times the third even integer:

3(8) = 24

2(12) = 24

To learn more about consecutive even integers

https://brainly.com/question/26438608

#SPJ4

For the following discrete probability distribution, xi: 3,5,6,7,10 p1: 0,1 0,3 0,3 0,2 0,1What is the mean? What is the standard deviation (to 3 significant digits)?

Answers

a) The mean of the given probability distribution is 5.9.

b) The standard deviation of the given probability distribution is 4.64 (to 3 significant digits).

The mean and standard deviation of the discrete probability distribution with xi = 3, 5, 6, 7, 10 and p1 = 0.1, 0.3, 0.3, 0.2, 0.1 are as follows: Calculation of Mean The mean of the discrete probability distribution is calculated by multiplying each xi value by the probability pi, and then adding all the products together.μ = ∑ (xi . pi) = (3 × 0.1) + (5 × 0.3) + (6 × 0.3) + (7 × 0.2) + (10 × 0.1) = 5.9 Therefore, the mean of the given probability distribution is 5.9.Calculation of Standard Deviation The standard deviation of the discrete probability distribution is calculated using the formula below:σ = √[∑(xi - μ)² . pi]The calculations involved in finding the standard deviation are as follows:(3 - 5.9)² × 0.1 = 3.61(5 - 5.9)² × 0.3 = 0.49(6 - 5.9)² × 0.3 = 0.09(7 - 5.9)² × 0.2 = 0.49(10 - 5.9)² × 0.1 = 16.81σ² = 21.49Therefore, the variance is 21.49σ = √21.49 ≈ 4.639 ≈ 4.64 (to 3 significant digits)Hence, the standard deviation of the given probability distribution is 4.64 (to 3 significant digits).

Learn more about Discrete Probability

brainly.com/question/17145091

#SPJ11

A life insurance salesman operates on the premise that the probability that a man reaching his sixtieth birthday will not live to his sixty-first birthday is 0.05. On visiting a holiday resort for seniors, he sells 12 policies to men approaching their sixtieth birthdays. Each policy comes into effect on the birthday of the insured, and pays a fixed sum on death. All 12 policies can be assumed to be mutually independent. Provide answers to the following to 3 decimal places. a) What is the expected number of policies that will pay out before the insured parties have reached age 61? b) What is the variance of the number of policies that will pay out before the insured parties have reached age 61? c) What is the probability that at least two policies will pay out before the insured parties have reached age 61?

Answers

The probability that at least two policies will pay out before the insured parties have reached age 61 is 0.3400.

The answer is as follows: The expected number of policies that will pay out before the insured parties have reached age 61 isE(x) = np = 12 × 0.05 = 0.6Therefore, the expected number of policies that will pay out before the insured parties have reached age 61 is 0.6.b) The variance of the number of policies that will pay out before the insured parties have reached age 61 isVar(x) = np(1-p) = 12 × 0.05(1-0.05) = 0.570Therefore, the variance of the number of policies that will pay out before the insured parties have reached age 61 is 0.570.c) To find out the probability that at least two policies will pay out before the insured parties have reached age 61, we can use the complement rule that is:P(X ≥ 2) = 1 - P(X < 2) = 1 - P(X = 0) - P(X = 1)P(X = 0) = (0.95)^12 = 0.2835 (probability that none of the 12 policies will pay out before the insured parties have reached age 61)P(X = 1) = 12C1(0.05)(0.95)^11 = 0.3765 (probability that only one of the 12 policies will pay out before the insured parties have reached age 61)Therefore,P(X ≥ 2) = 1 - P(X = 0) - P(X = 1) = 1 - 0.2835 - 0.3765 = 0.3400Therefore, the probability that at least two policies will pay out before the insured parties have reached age 61 is 0.3400.

Learn more about Probability

brainly.com/question/29381779

#SPJ11

This is 5/6 problems finish them all each is 10 points 60 total.

Answers

The value of angle X in the given right triangle HXV is 59.5 ⁰.

What is the value of x in the right triangle?

The value of angle X in the given right triangle HXV is calculated by applying SOH CAH TOA identity as shown below.

SOH ⇒ sin θ = opposite side / hypothenuse side

CAH ⇒ cos θ = adjacent side / hypothenuse side

TOA ⇒ tan θ = opposite side / adjacent side

For the given triangle HXV, the value of angle X is calculated as follows;

cos X = 33 / 65

cos X = 0.5077

X = arc cos ( 0.5077 )

X = 59.5 ⁰

Learn more about  right triangle here: https://brainly.com/question/20734777

#SPJ1

Help pls
(2.75 x 10-2) (2.5 × 108) X​

Answers

Multiplying two numbers written in scientific notation can be done by multiplying their coefficients and adding their exponents, such as [tex](2.75 x 10^-2)[/tex] x [tex]10^(-2+8)[/tex] = [tex]6.875 x 10^6[/tex].

What does an expression mean?

Instead of using estimates produced at random, it is better to use rolling integer variables that can be increasing, decreasing, or blocking. They could only help one another by sharing tools, information, or solutions to issues.

In the given question,

(2.75 x [tex]10^-2[/tex]) (2.5 × [tex]10^8[/tex]) X​

To multiply two numbers written in scientific notation, you can simply multiply their coefficients and add their exponents. So:

(2.75 x [tex]10^-2[/tex]) (2.5 × [tex]10^8[/tex]) = (2.75 x 2.5) x [tex]10^(-2+8)[/tex] = 6.875 x [tex]10^6[/tex]

The result is 6.875 x 10⁶, which is the sum of (2.5 x 10⁸) and (2.75 x 10⁻²).

To know more about exponents visit :-

brainly.com/question/15993626

#SPJ1

You may use the following formula: Area = length x breadth Mrs Sereme wants to bake 85 scones. Calculate how many baking pns of scones will she make if each scones' dimensions are 4cm x 4 cm.​

Answers

Answer: Divide the amount that she wants to bake by the dimensions

Step-by-step explanation:

Area of 1 cone =4 times 4= 16cm squared

85/16=5.3125=5 rounded to a whole number

Un mueblero compró lo siguiente dos camas a 7565 pesos cada una un juego de sala a 26500 un ropero a 17869 pesos y llevaba 65500 cuánto dinero le sobra

Answers

The amount that is left over is: 65,500 - 59,499 = 6,001 pesos. A furniture dealer or business owner is referred to as a "mueblero" in Spanish.

The cost of the furniture was 2 x 7565 = 15,130 pesos in camas.

1 x 26,500 is equal to 26,500 pesos in a game of pool.

One times 17,869 equals 17,869 pesos in a rope.

Total expenditures were 15,130, 26,500, 17,869, and 59,499 pesos.

The amount that is left over is: 65,500 - 59,499 = 6,001 pesos.

A furniture dealer or business owner is referred to as a "mueblero" in Spanish. The question asks how much money the mueblero has left over after making the purchases since he had a specific amount of money to spend and acquired a number of items of furniture for his store.

Learn more about "mueblero" here:

https://brainly.com/question/28474958

#SPJ4

A table costs five times as much as a chair. A trader bought six more chairs than tables and spent $18 594. If a chair costs $1033,how many chairs and tables did he buy

Answers

The trader bought 3 512 tables and 6(3 512) = 21 072 chairs.A table costs five times as much as a chair.

The cost of a chair is given as $1033. So, c = 1033Substituting c = 1033 in 5t + 1033 = 18 594,5t = 18 594 - 1033 5t = 17 561 t = 17 561/5 t = 3512.2Let c be the number of chairs and t be the number of tables.As the table costs 5 times as much as the chair, the total cost of the tables is 5t. The total cost of the chairs is c. The total cost of the tables and chairs is 5t + c = $18 594.Therefore, 5t + c = 18 594.The cost of a chair is given as $1033. So, c = 1033Substituting c = 1033 in 5t + 1033 = 18 594,

5t = 18 594 - 1033 5

t = 17 561

t = 17 561/5

t = 3512.2Therefore, the trader bought 3 512 tables and 6(3 512) = 21 072 chairs.

Learn more about cost here:

https://brainly.com/question/19075809

#SPJ4

Rob's favorite shampoo is available in two sizes: regular and economy. Each size and its price are shown in the table. Size regular economy Quantity (oz) 20 40 Price ($) $8.00 $10.00 6. A coupon offers $1.00 off the regular size. Which size is the better buy then?​. pls someone answer its due in 48 minutes

Answers

Answer: To determine which size is the better buy, we need to calculate the cost per ounce for each size, taking into account the coupon for the regular size.

For the regular size, the cost per ounce is:

$8.00 / 20 oz = $0.40 per oz

With the $1.00 coupon, the cost for the regular size becomes:

$8.00 - $1.00 = $7.00

So the cost per ounce for the regular size with the coupon is:

$7.00 / 20 oz = $0.35 per oz

For the economy size, the cost per ounce is:

$10.00 / 40 oz = $0.25 per oz

Therefore, the economy size is the better buy as it costs only $0.25 per oz compared to $0.35 per oz for the regular size with the coupon.

Step-by-step explanation:

Sue is playing darts. So far, she has hit the bullseye 4 times and missed the bullseye 10 times. What is the experimental probability that Sue will hit the bullseye on her next toss?

Answers

The experimental probability that Sue will hit the bullseye on her next toss is 2/7.

What is the experimental probability?

The proportion of outcomes where a specific event occurs in all trials, not in a hypothetical sample space but in a real experiment, is known as the empirical probability, relative frequency, or experimental probability of an event.

Here, we have

Given: Sue is playing darts. So far, she has hit the bullseye 4 times and missed the bullseye 10 times.

We have to find the experimental probability that Sue will hit the bullseye on her next toss.

experimental probability = 4/(4+10) = 4/14 = 2/7

The next toss = P = 2/7

Hence,  the experimental probability that Sue will hit the bullseye on her next toss is 2/7.

To learn more about the experimental probability from the given link

https://brainly.com/question/8652467

#SPJ1

A group of people were asked if they had run a red light in the last year. 313 responded "yes", and 286 responded "no".
Find the probability that if a person is chosen at random, they have run a red light in the last year.
Give your answer as a fraction or decimal accurate to at least 3 decimal places

Answers

Answer:

[tex]0.523[/tex]

Step-by-step explanation:

Total number of respondents = 313 + 286 = 599

Number who responded yes = number running a red light

[tex]\text P(\text {ran a red light)}}\\\\=\dfrac{\text{Number who ran a red light}}{\text{Total number of respondents}}\\\\= \dfrac{313}{599}\\\\= 0.52253[/tex]

Rounded to 3 decimal places the probability is [tex]0.523[/tex]

Is 0.403 bigger than 0.043

Answers

Yes, 0.403 is bigger than 0.043. This is because 0.403 is 10 times bigger than 0.043, since 0.403 is four hundred and three thousandths and 0.043 is forty-three thousandths.

What is bigger?

It is impossible to answer this question without more context. Depending on what is being compared, one thing may be bigger than another. For example, if comparing two numbers, the larger number would be considered bigger. If comparing two physical objects, the larger object would be considered bigger.

An easy way to check is to look at the number of digits after the decimal point; 0.403 has three digits, while 0.043 has two. This indicates that 0.403 is bigger.

To learn more about bigger
https://brainly.com/question/344752
#SPJ1

Suppose a point has polar coordinates (4, - (3pi)/4) with the angle measured in radians. Find two additional polar representations of the point. Write each coordinate in simplest form with the angle in [- 2pi, 2pi]

Answers

If a point has polar coordinates (4, - (3pi)/4) with the angle measured in radians, two additional polar representations of the points are  (4, 5pi/4) and (4, -11pi/4)

To find two additional polar representations of the point (4, - (3pi)/4), we need to add and subtract integer multiples of 2pi from the angle measure while keeping the same radius.

First, let's add 2pi to the angle measure:

(4, - (3pi)/4 + 2pi) = (4, 5pi/4)

This gives us a new polar representation of the same point with a positive angle measure within the interval [-2pi, 2pi].

Next, let's subtract 2pi from the angle measure:

(4, - (3pi)/4 - 2pi) = (4, -11pi/4)

This gives us another polar representation of the same point with a negative angle measure within the interval [-2pi, 2pi].

Therefore, the three polar representations of the point (4, - (3pi)/4) are:

(4, - (3pi)/4)

(4, 5pi/4)

(4, -11pi/4)

Each of these polar representations describes the same point in the polar coordinate system, but with a different angle measure.

To learn more about polar coordinates click on,

https://brainly.com/question/29091778

#SPJ4

a fair die is rolled 14 times. let be the number of faces that appear exactly three times. which of the following expressions appear in the calculation of var(x)

Answers

The variance of a fair die that has been rolled 14 times and the number of faces that appear exactly three times is 2.33.

The variance of X can be calculated using the following formula:
Var(X) = Σ(P(X=x)*(x-μ)²)/N
Where Σ represents the summation of all possible outcomes, P(X=x) is the probability of an event occurring, x is the possible outcome, μ is the mean of all possible outcomes, and N is the number of trials.

In this case, the number of possible outcomes of a fair die is 6, and since the die has been rolled 14 times, N = 14. To calculate the mean, we use the formula μ = ΣP(X=x)*x, and in this case, the mean would be 3 since each face appears exactly 3 times.

Therefore, Var(X) = Σ(P(X=x)*(x-3)²)/14. We can then calculate the variance of X by substituting in the probabilities for each face: P(X=1) = 1/14, P(X=2) = 1/14, P(X=3) = 1/14, P(X=4) = 1/14, P(X=5) = 1/14, and P(X=6) = 1/14.

This yields a variance of 2.33, as calculated below:
Var(X) = (1/14 * (1-3)² + 1/14 * (2-3)² + 1/14 * (3-3)² + 1/14 * (4-3)² + 1/14 * (5-3)² + 1/14 * (6-3)²)/14
= 2.33.

Know more about variance here:

https://brainly.com/question/9304306

#SPJ11

Given: PP(xx) = x^3−2x^2 + 9x−18
a) How many roots does P(x) have?
b) What are the possible rational roots?
c) Find all the roots.

Answers

a) Number of roots in the given polynomial is three.

b) Possible rational roots of the given polynomial are {±1, ±2, ±3, ±6, ±9, ±18}

c) The roots of the given polynomial are {2, 3i, -3i}.

Given polynomial is `P(x) = x³ - 2x² + 9x - 18`.a) Number of roots in the given polynomial is three. b) Possible rational roots of the given polynomial are expressed in the form of `p/q`, where p is a factor of the constant term `-18` and q is a factor of the leading coefficient `1`.Constant term of the given polynomial is `-18`. The factors of `-18` are 1, 2, 3, 6, 9, and 18. Leading coefficient of the given polynomial is `1`. The factors of `1` are ±1.∴ Possible rational roots of the given polynomial are {±1, ±2, ±3, ±6, ±9, ±18}.c) Let us check whether the possible rational roots satisfy the given polynomial. To check the roots, we can use synthetic division, which is an efficient method to check the roots of a polynomial. When `x = -1` is substituted in the given polynomial, we get P(-1) = (-1)³ - 2(-1)² + 9(-1) - 18= -1 + 2 - 9 - 18= -26, which is not equal to `0`.When `x = 1` is substituted in the given polynomial, we get P (1) = 1³ - 2(1)² + 9(1) - 18= 1 - 2 + 9 - 18=-10, which is not equal to `0`.

When `x = -2` is substituted in the given polynomial, we get  P(-2) = (-2)³ - 2(-2)² + 9(-2) - 18= -8 + 8 - 18 - 18= -36, which is not equal to `0`.When `x = 2` is substituted in the given polynomial, we get P(2) = 2³ - 2(2)² + 9(2) - 18= 8 - 8 + 18 - 18= 0, which is equal to `0`.∴ `x = 2` is a root of the given polynomial. By using synthetic division method, we can find the remaining two roots. x - 2 | 1 - 2 9 - 18| | 2 0 18| | 1 0 9 0|Therefore, the factors of the given polynomial are `(x - 2)(x² + 9)`.The quadratic factor, `x² + 9`, does not have any real roots, as the discriminant is negative.∴ The roots of the given polynomial are {2, 3i, -3i}.

Learn more about Roots

brainly.com/question/16932611

#SPJ11

Verifying Inverse Functions In Exercises 17-20, verify thatfandgare inverse functions algebraically. 17.f(x)=4x−9​,g(x)=4x+9. 18.f(x)=−3​/2x−4,g(x)=−2x+8​/3. 19.
f(x)= x^3/4, g(x)=

Answers

f and g are inverse functions

17. To verify that f and g are inverse functions, we need to show that f(g(x)) = x and g(f(x)) = x.



So, f(g(x)) = f(4x+9) = 4(4x+9)−9 = 16x+4−9 = 16x−5 = x.



Similarly, g(f(x)) = g(4x−9) = 4(4x−9)+9 = 16x−5+9 = 16x+4 = x.



Therefore, f and g are inverse functions.



18. To verify that f and g are inverse functions, we need to show that f(g(x)) = x and g(f(x)) = x.



So, f(g(x)) = f(−2x+8/3) = −3/2(−2x+8/3)−4 = 6x−4−4 = 6x−8 = x.



Similarly, g(f(x)) = g(−3/2x−4) = −2(−3/2x−4)+8/3 = 3x−2+8/3 = 3x+8/3 = x.



Therefore, f and g are inverse functions.



19. To verify that f and g are inverse functions, we need to show that f(g(x)) = x and g(f(x)) = x.



So, f(g(x)) = f(x3/4) = x3/44 = x3/256 = x.



Similarly, g(f(x)) = g(x4) = x4/4 = x3/4 = x.



Therefore, f and g are inverse functions.

Learn more about Inverse Functions

brainly.com/question/17872426

#SPJ4

four minus three times a number is less than twenty-five​

Answers

Answer:

the answer could be: 1,2,3,4,5,6,7. If you are not sure about the answer than substitute the number that you pick and solve as if it was a normal equation.

Step-by-step explanation:

4-(3*x)<25

example:

4-(3*1)<25

4-3<25

1<25

Other Questions
find the slope-intercept form of this table What number (a) is 0.4% of 40? Given the expression Choose all the equivalent expressions as your answer. brainliest, 100 points, and multiple choice!!!!!! Is it expository, descriptive, narrative or persuasive. - Advances in science and technology have made the use of "green" energy possible. In places where climate conditions permit, people are able to use solar energy or wind energy for power. Solar energy is the use of sunlight for energy and power. Humans are able to harness the energy of the sun by installing solar panels on their homes or businesses. Humans have also found ways to harness the power of the wind by using wind turbines to capture wind energy. Both of these forms of "green" energy are being used more and more. Name asking y sentence is a question. It ends with a question Who, what, when, where, why, and how are some An mark. words that questions begin with. Write a question about each picture. Remember to use capitals and question marks. 1. 16 A. Fanc house MUSIC book chicken peas lications Skill: Writing Question 72 You have given an exam for which :=85=4.6What is the probability that a randomly selected faw score will be greater than 96 ? ANSWER: 0.0084 On average, 2 percent of all persons who are given a breathalyzer test by the state police pass the test (blood alcohol under .08 percent). Suppose that 500 breathalyzer tests are given.(a) What is the expected number who pass the test?(b) What is the approximate Poisson probability that 5 or fewer will pass the test? (Round your answer to 4 decimal places.) Exercise 2: Julie, the clown, carries two balloons that rub against a circuselephant, causing the balloons to separate. Each balloon acquires 2. 0 x107 C ofin charge. How large is the electric force between them when they are separated bya distance of 0. 50 m? Factorise the following [tex] {x}^{2} - 5x - 6[/tex] PLEASE HELPPPPP im struggling Stopping Distance ActivityBackground: This activity involves observing the effect of original car speed upon theskid distance. The simulation involves a toy car rolling down a hill, hitting a box, andskidding to a stop. The height from which the car is released can be modified. Thespeed of the car at the bottom of the hill (prior to contact with the box) is reported. Thedistance that the car (and box) skid before stopping can be measured. Before answeringthe questions, it would be useful to first run the simulation for each of the providedheights and to record the corresponding pre-collision car speed and the stoppingdistance. The background grid on the simulation screen can be used to determine thestopping distance. Each square on the grid is 10 cm in length along its edge. Data:Initial Height Pre-Collision Speed Skid Distance(m/s)(cm)(cm)10. 020. 030. 040. 050. 060. 070. 080. 0 Oakwood High School is going to select a committee. The committee will have a faculty member, a male student, a female student, a parent, and a school board member.Here are the positions and the people interested in each.Position People interested Faculty member Dr. Choi, Ms. Peterson, Mr. Diaz, Mrs. Lewis Male student Deandre, Tom, Pablo, Ryan Female student Amanda, Susan, Latoya, Melissa Parent Mr. Lopez, Mr. Bailey, Ms. Smith School board member Mr. Alexander, Ms. Washington, Dr. Anderson, Mrs. Ramirez Based on this list, how many ways are there to fill the five committee positions?aleks initial knowledge checkpls help Athens grew in influence subdering many smaller cities and taking away their freedom and leaders wanted more political power.TrueFalse 14. 87 moles of Magnesium should form 14. 87 moles of Magnesium Chloride. 14. 77 moles of Hydrochloric acid should form 7. 97 moles of Magnesium Chloride. Only 1. 78 moles of Magnesium chloride is obtained. What is the percent yield?PLEASE HELP and teach please A HORIZONTAL line passes through point (-3, -1) Responses A x = 1x = 1 B x = 3x = 3 C y = -1y = -1 D y = 1 In the diagram below, MN is parallel to JK. If ML = 12, LK = 28,JK 14, and LN 16, find the length of JL. Figures are not necessarilydrawn to scale.NMK How will you adapt your post-school social routine to minimize the impact that social pressures may have on your academic or work performance? At STP, 6.5 moles of nitrogen gas, N2 , occupy a volume of 145 liters. How many moles of nitrogen gas, N2 , occupy a volume of 179 liters at STP? Find the area of the composite shape below.