Suppose that you follow the same path on the return trip from Dubuque to Council Bluffs. What would be thetotal number of (actual) miles for the round trip?

Suppose That You Follow The Same Path On The Return Trip From Dubuque To Council Bluffs. What Would Be

Answers

Answer 1

We know the trip from Council Bluffs to Dubuque had a total distance of 348 miles; if we take the same route to go back this will mean that we need to travel the same distance, 348 miles. The total distance then we will be 696 miles.


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A man realizes he lost the detailed receipt from the store and only has the credit card receipt with theafter-tax total. If the after-tax total was $357.06, and the tax rate in the area is 8.2%, what was the pre-tax subtotal?

Answers

Answer: the pre-tax subtotal is $330

Explanation:

Let x represent the pre tax total

If the tax rate in the area is 8.2%, it means that the amount of tax paid is

8.2/100 * x = 0.082x

pretax total + tax = after tax subtotal

Given that after tax subtotal is $357.06, then

x + 0.082x = 357.06

1.082x = 357.06

x = 357.06/1.082

x = 330

the pre-tax subtotal is $330

In July, Lee Realty sold 10 homes at the following prices: $140,000; $166,000; $80,000; $98,000; $185,000; $150,000; $108,000; $114,000; $142,000; and $250,000. Calculate the mean and median.

Answers

Mean:all the number divided by the number of the value
Median:the number in the middle
80,000 98,000 108,000 114,000 140,000 142,000 150,000 166,000 185,000 250,000
They are 10 numbers so you’ll have 2 numbers left
140,000+142,000=282,000
Then 282,000 divided it by 2
Which gives you 141,000
So the median is:141,000

80,000+98,000+108,000+114,000 140,000+142,000+150,000+166,000+185,000+250,000=1,293,000
1,293,000 divided by 10 which equals 129,300
So the mean is=129,300

The mean is 143000 and Median is 141000 for data $140,000; $166,000; $80,000; $98,000; $185,000; $150,000; $108,000; $114,000; $142,000; and $250,000.

What is Statistics?

A branch of mathematics dealing with the collection, analysis, interpretation, and presentation of masses of numerical data

The mean is give by sum of n numbers to the total number of observations

Mean=Sum of observations/ Number of observations

Given,

10 homes at the following prices: $140,000; $166,000; $80,000; $98,000; $185,000; $150,000; $108,000; $114,000; $142,000; and $250,000.

Sum of observations=$140,000+$166,000+$80,000+$98,000+ $185,000+$150,000+ $108,000+$114,000+$142,000+ $250,000=1433000

n=10

Mean=1433000/10=143000

So mean is 143000

Now let us find the median, Median is the middle most number.

First we have to arrange the observation in ascending order.

$80,000, $98,000, $108,000,  $114,000,  $140,000, $142,000, $150,000, $166,000, $185,000, $250,000

Now Median= ($140,000+$142,000)/2

=282000/2=141000

Hence Mean is 143000 and Median is 141000.

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The seventh term of a geometric sequence is 1/4 The common ratio 1/2 is What is the first term of the sequence?

Answers

Answer:

16

Explanation:

The equation for the term number n on a geometric sequence can be calculated as:

[tex]a_n=a_{}\cdot r^{n-1}[/tex]

Where r is the common ratio and a is the first term of the sequence.

So, if the seventh term of the sequence is 1/4 we can replace n by 7, r by 1/2, and aₙ by 1/4 to get:

[tex]\frac{1}{4}=a\cdot(\frac{1}{2})^{7-1}[/tex]

Then, solving for a, we get:

[tex]\begin{gathered} \frac{1}{4}=a(\frac{1}{2})^6 \\ \frac{1}{4}=a(\frac{1}{64}) \\ \frac{1}{4}\cdot64=a\cdot\frac{1}{64}\cdot64 \\ 16=a \end{gathered}[/tex]

So, the first term of the sequence is 16.

Using the equation and the ordered-pairs found previously, plot the points on the graph that would best satisfy theequation.y= 2^x

Answers

Given the following equation:

[tex]y=x^2[/tex]

We will graph the given function using the points that will be written in ordered-pairs.

The given function is a quadratic function with a vertex = (0, 0)

We will graph the points using five points

The vertex and 4 points, 2 points before the vertex and 2 points after the vertex.

So, we will substitute x = -4, -2, 2, 4

[tex]\begin{gathered} x=-4\rightarrow y=16 \\ x=-2\operatorname{\rightarrow}y=4 \\ x=2\operatorname{\rightarrow}y=4 \\ x=4\operatorname{\rightarrow}y=16 \end{gathered}[/tex]

So, the points are: (-4, 16), (-2, 4), (0, 0), (2, 4), (4, 16)

The graph using the points will be as follows:

Radicals and Exponents Identify the choices that best completes the questions 3.

Answers

3.- Notice that:

[tex]\sqrt[]{12}=\sqrt[]{4\cdot3}=2\sqrt[]{3}\text{.}[/tex]

Therefore, we can rewrite the given equation as follows:

[tex]2\sqrt[]{3}x-3\sqrt[]{3}x+5=4.[/tex]

Adding like terms we get:

[tex]-\sqrt[]{3}x+5=4.[/tex]

Subtracting 5 from the above equation we get:

[tex]\begin{gathered} -\sqrt[]{3}x+5-5=4-5, \\ -\sqrt[]{3}x=-1. \end{gathered}[/tex]

Dividing the above equation by -√3 we get:

[tex]\begin{gathered} \frac{-\sqrt[]{3}x}{-\sqrt[]{3}}=\frac{-1}{-\sqrt[]{3}}, \\ x=\frac{1}{\sqrt[]{3}}\text{.} \end{gathered}[/tex]

Finally, recall that:

[tex]\frac{1}{\sqrt[]{3}}=\frac{\sqrt[]{3}}{3}\text{.}[/tex]

Therefore:

[tex]x=\frac{\sqrt[]{3}}{3}\text{.}[/tex]

Answer: Option C.

I don't get any of this help me please

Answers

Using scientific notation, we have that:

a) As an ordinary number, the number is written as 0.51.

b) The value of the product is of 1445.

What is scientific notation?

An ordinary number written in scientific notation is given as follows:

[tex]a \times 10^b[/tex]

With the base being [tex]a \in [1, 10)[/tex], meaning that it can assume values from 1 to 10, with an open interval at 10 meaning that for 10 the number is written as 10 = 1 x 10¹, meaning that the base is 1.

For item a, to add one to the exponent, making it zero, we need to divide the base by 10, hence the ordinary number is given as follows:

5.1 x 10^(-1) = 5.1/10 = 0.51.

For item b, to multiply two numbers, we multiply the bases and add the exponents, hence:

(1.7 x 10^4) x (8.5 x 10^-2) = 1.7 x 8.5 x 10^(4 - 2) = 14.45 x 10².

To subtract two from the exponent, making it zero, we need to multiply the base by 2, hence the base number is given as follows:

14.45 x 100 = 1445.

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Jason is making bookmarks to sell to raise money for the local youth center. He has 29 yards of ribbon, and he plans to make 200 bookmarks.Approximately how long is each bookmark, in centimeters?

Answers

The Solution:

The correct answer is 13.26 centimeters.

Explanation:

Given that Jason has 29 yards of ribbon, and he plans to make 200 bookmarks.

We are asked to find the approximate length (in centimeters) of each bookmark.

Step 1:

Convert 29 yards to centimeters.

[tex]\begin{gathered} \text{ Recall:} \\ \text{ 1 yard = 91.44 centimeters} \end{gathered}[/tex]

So,

[tex]29\text{ yards = 29}\times91.44=2651.76\text{ centimeters}[/tex]

Step 2:

To get the length of each bookmark, we shall divide 2651.76 by 200.

[tex]\text{ Length each bookmark = }\frac{2651.76}{200}=13.2588\approx13.26\text{ centimeters}[/tex]

Therefore, the correct answer is 13.26 centimeters.

2. Assume that each situation can be expressed as a linear cost function and find the appropriate cost function. (a) Fixed cost, $100; 50 items cost $1600 to produce. (b) Fixed cost, $400; 10 items cost $650 to produce. (c) Fixed cost, $1000; 40 items cost $2000 to produce. (d) Fixed cost, $8500; 75 items cost $11,875 to produce. (e) Marginal cost, $50; 80 items cost $4500 to produce. (f)Marginal cost, $120; 100 items cost $15,800 to produce. (g) Marginal cost, $90; 150 items cost $16,000 to produce. (h) Marginal cost, $120; 700 items cost $96,500 to produce.

Answers

Given:

Cost function is defined as,

[tex]\begin{gathered} C(x)=mx+b \\ m=\text{marginal cost} \\ b=\text{fixed cost} \end{gathered}[/tex]

a) Fixed cost = $100, 50 items cost $1600.

The cost function is given as,

[tex]\begin{gathered} C=\text{Fixed cost+}x(\text{ production cost)} \\ x\text{ is number of items produced} \\ \text{Given that, }50\text{ items costs \$1600} \\ 1600=100\text{+50}(\text{ production cost)} \\ \text{production cost=}\frac{1600-100}{50} \\ \text{production cost}=30 \end{gathered}[/tex]

So, the cost function is,

[tex]C=30x+100[/tex]

b) Fixed cost = $400, 10 items cost $650.

[tex]\begin{gathered} 650=400+10p \\ 650-400=10p \\ p=25 \\ \text{ Cost function is,} \\ C=25x+400 \end{gathered}[/tex]

c) Fixed cost= $1000, 40 items cost $2000 .

[tex]\begin{gathered} 2000=1000+40p \\ p=25 \\ C=25x+1000 \end{gathered}[/tex]

d) Fixed cost = $8500, 75 items cost $11,875.

[tex]\begin{gathered} 11875=8500+75p \\ 11875-8500=75p \\ p=45 \\ C=45x+8500 \end{gathered}[/tex]

e) Marginal cost= $50, 80 items cost $4500.

In this case we know the value of m = 50 .

Use the slope point form,

[tex]\begin{gathered} y-y_1=m(x-x_1) \\ (x_1,y_1)=(80,4500) \\ y-4500=50(x-80) \\ y=50x-4000+4500 \\ y=50x+500 \\ C=50x+500 \end{gathered}[/tex]

f) Marginal cost=$120, 100 items cost $15,800.

[tex]\begin{gathered} y-y_1=m(x-x_1) \\ (x_1,y_1)=(100,15800) \\ y-15800=120(x-100) \\ y=120x-12000+15800 \\ y=120x+3800 \\ C=120x+3800 \end{gathered}[/tex]

g) Marginal cost= $90,150 items cost $16,000.

[tex]\begin{gathered} y-y_1=m(x-x_1) \\ (x_1,y_1)=(150,16000) \\ y-16000=90(x-150) \\ y=90x-13500+16000 \\ y=90x+2500 \\ C=90x+2500 \end{gathered}[/tex]

h) Marginal cost = $120, 700 items cost $96,500

[tex]\begin{gathered} y-y_1=m(x-x_1) \\ (x_1,y_1)=(700,96500) \\ y-96500=120(x-700) \\ y=120x-84000+96500 \\ y=120x+12500 \\ C=120x+12500 \end{gathered}[/tex]

1. Is this figure a polygon?2. Is this polygon concave or convex?3. Is this polygon regular, equiangular, Equilateral, or none of these?4. What is the name of this polygon?

Answers

A polygon is a closed shape with straigh sides, then

2. Is the figure a polygon? YES.

Since the figure is a polygon

1a. Is this polygon concave or convex? It is concave. A concave polygon will always have at least one reflex interior angle, tha is, it has on interior angle greater than 180 degrees.

1b. Is this polyogn regular, equiangular, equilateral or none of these? The marks on the picture mean that all the sides have the same length. This is the definition of equilateral. Then the answer is equilateral.

1c. What is the name of this polygon? We can see it has 4 equal sides and is concave, then his name is Concave Equilateral Quadrilateral.

Find the missing quantity with the information given. Round rates to the nearest whole percent and dollar amounts to the nearest cent% markdown = 40Reduced price = $144$ markdown = ?

Answers

The given information:

% mark up = 40

Reduced = $144

Markdown = ?

The formula for percentage markup is given as

[tex]\text{ \%markup }=\frac{markup}{actual\text{ price}}\times100[/tex]

Let the actual price be x

Hence,

Reduced price = 60% of actual price

[tex]60\text{\% of x = 144}[/tex]

Solving for x

[tex]\begin{gathered} \frac{60x}{100}=144 \\ x=\frac{144\times100}{60} \\ x=240 \end{gathered}[/tex]

Therefore, actual price = $240

Inserting these values into the %markup formula gives

[tex]40=\frac{\text{markup}}{240}\times100[/tex]

Solve for markup

[tex]\begin{gathered} 40=\frac{100\times\text{markup}}{240} \\ 40\times240=100\times\text{markup} \\ \text{markup}=\frac{40\times240}{100} \\ \text{markup}=96 \end{gathered}[/tex]

Threefore, markup = $96

Wayne has a bag filled with coins. the bag contains 7 quarters,8 dimes,3 nickels, and 9 pennies. he randomly chooses a coins from the bag. what is the probability that Wayne chooses a quarter or nickel?

Answers

Wayne has a bag filled with coins.

Number of quarters = 7

Number of dimes = 8

Number of nickels = 3

Number of pennies = 9

So, the total number of coins is

Total = 7 + 8 + 3 + 9 = 27

What is the probability that Wayne chooses a quarter or nickel?

How many coins are either quarter or nickel?

quarter or nickel = 7 + 3 = 10

So, the probability is

[tex]P(quarter\: or\: nickel)=\frac{10}{27}[/tex]

Therefore, the probability that Wayne chooses a quarter or nickel is 10/27

The lengths of adult males' hands are normally distributed with mean 189 mm and standard deviation is 7.4 mm. Suppose that 15 individuals are randomly chosen. Round all answers to 4 where possible.
a. What is the distribution of ¯x? x¯ ~ N( , )
b. For the group of 15, find the probability that the average hand length is less than 191.
c. Find the first quartile for the average adult male hand length for this sample size.
d. For part b), is the assumption that the distribution is normal necessary? No Yes

Answers

Considering the normal distribution and the central limit theorem, it is found that:

a) The distribution is: x¯ ~ N(189, 1.91).

b) The probability that the average hand length is less than 191 is of 0.8531 = 85.31%.

c) The first quartile is of 187.7 mm.

d) The assumption is necessary, as the sample size is less than 30.

Normal Probability Distribution

The z-score of a measure X of a variable that has mean [tex]\mu[/tex] and standard deviation [tex]\sigma[/tex] is given by the rule presented as follows:

[tex]Z = \frac{X - \mu}{\sigma}[/tex]

The z-score measures how many standard deviations the measure X is above or below the mean of the distribution, depending if the z-score is positive or negative.From the z-score table, the p-value associated with the z-score is found, and it represents the percentile of the measure X in the distribution.By the Central Limit Theorem, the sampling distribution of sample means of size n has standard deviation [tex]s = \frac{\sigma}{\sqrt{n}}[/tex]. The mean is the same as the population mean.For sample size less than 30, such as in this problem, the assumption of normality is needed to apply the Central Limit Theorem.

The parameters in this problem are given as follows:

[tex]\mu = 189, \sigma = 7.4, n = 15, s = \frac{7.4}{\sqrt{15}} = 1.91[/tex]

Hence the sampling distribution of sample means is classified as follows:

x¯ ~ N(189, 1.91).

The probability that the average hand length is less than 191 is the p-value of Z when X = 191, hence:

[tex]Z = \frac{X - \mu}{\sigma}[/tex]

By the Central Limit Theorem:

[tex]Z = \frac{X - \mu}{s}[/tex]

Z = (191 - 189)/1.91

Z = 1.05

Z = 1.05 has a p-value of 0.8531, which is the probability.

The first quartile of the distribution is X when Z has a p-value of 0.25, so X when Z = -0.675, hence:

[tex]Z = \frac{X - \mu}{s}[/tex]

-0.675 = (X - 189)/1.91

X - 189 = -0.675 x 1.91

X = 187.7 mm.

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Rewrite 20 - 4x³ using a common factor.
O 4x(5-x²)
O4(5 - 4x³)
02x(10-2x²)
02(10-2x³)

Answers

Answer:

[tex]20 - 4 {x}^{3} = 4(5 - {x}^{3} )[/tex]

Rewrite 4x + 16 using a common factor.

Answer 4(x + 4)

At one time, it was reported that 27.9% of physicians are women. In a survey of physicians employed by a large health system, 45 of 120 randomly selected physicians were women. Is there sufficient evidence at the 0.05 level of significance to conclude that the proportion of women physicians in the system exceeds 27.9%?Solve this hypothesis testing problem by finishing the five steps below.

Answers

SOLUTION

STEP 1

The hull hypothesis can written as

[tex]H_0\colon p=0.279[/tex]

The alternative hypothesis is written as

[tex]H_1\colon p>0.279[/tex]

STEP 2

The value of p will be

[tex]\begin{gathered} \hat{p}=\frac{X}{n} \\ \hat{p}=\frac{45}{120}=0.375 \\ \text{where n=120, x=}45 \end{gathered}[/tex]

STEP3

From the calculations, we have

[tex]\begin{gathered} Z_{\text{cal}}=2.34 \\ \text{Z}_{\text{los}}=0.05 \end{gathered}[/tex]

We obtained the p-value has

[tex]\begin{gathered} p-\text{value}=0.0095 \\ \text{level of significance =0.05} \end{gathered}[/tex]

STEP4

Since the p-value is less than the level of significance, we Reject the null hypothesis

STEP 5

Conclusion: There is no enought evidence to support the claim

Write the following phrase as a variable expression. Use x to represent “a number” The sum of a number and fourteen

Answers

we can write "the sum of a number and fourteen", given that x represents any number, like this:

[tex]x+14[/tex]

In exercises 1 and 2 , identify the bisector of ST then find ST

Answers

Given: The line segment ST as shown in the image

To Determine: The bisector of ST and the value of ST

Solution

It can be observed from the first image, the bisector of ST is line MW

[tex]\begin{gathered} ST=SM+MT \\ SM=MT(given) \\ MT=19(given) \\ Therefore \\ ST=19+19 \\ ST=38 \end{gathered}[/tex]

For the second image, the bisector of ST is line LM

[tex]\begin{gathered} ST=SM+MT \\ SM=3x-6 \\ MT=x+8 \\ SM=MT(given) \\ Therefore \\ 3x-6=x+8 \\ 3x-x=8+6 \\ 2x=14 \\ x=\frac{14}{2} \\ x=7 \end{gathered}[/tex][tex]\begin{gathered} SM=3(7)-6=21-6=15 \\ MT=7+8=15 \\ ST=SM+MT \\ ST=15+15 \\ ST=30 \end{gathered}[/tex]

For first exercise, the bisector is MW, ST = 38

For the second exercise, the bisector is LM, ST = 30r

What is the vertex of the parabola with thefunction rule f(x) = 5(x − 4)² + 9?

Answers

The equation f(x) = a(x - h)^2 + k gives the vertex of the parabola--it is (h, k).

In this question, h = 4 and k = 9. So the vertex is at (4, 9).

Solve for x using the quadratic formula.3x^2 +10x+8=3

Answers

The quadartic equation is 3x^2+10x+8=3.

Simplify the quadratic equation to obtain the equation in standard form ax^2+bx+c=0.

[tex]\begin{gathered} 3x^2+10x+8=3 \\ 3x^2+10x+5=0 \end{gathered}[/tex]

The coefficent of x^2 is a=3, coefficient of x is b=10 and constant term is c=5.

The quadartic formula for the values of x is,

[tex]x=\frac{-b\pm\sqrt[]{b^2-4ac}}{2a}[/tex]

Substitute the values in the formula to obtain the value of x.

[tex]\begin{gathered} x=\frac{-10\pm\sqrt[]{(10)^2-4\cdot3\cdot5}}{2\cdot3} \\ =\frac{-10\pm\sqrt[]{100-60}}{6} \\ =\frac{-10\pm\sqrt[]{40}}{6} \\ =\frac{-10\pm2\sqrt[]{10}}{6} \\ =\frac{-5\pm\sqrt[]{10}}{3} \end{gathered}[/tex]

The value of x is,

[tex]\frac{-5\pm\sqrt[]{10}}{3}[/tex]

how to get standar form from point 1,4 and a slope of 5

Answers

[tex]m=5[/tex][tex]y=mx+b[/tex][tex]x=1[/tex][tex]y=4[/tex][tex]b=y-mx[/tex][tex]b=4-(5)(1)=-1[/tex][tex]y_{}=5x-1[/tex]

find the point that is symmetric to the point (-7,6) with respect to the x axis, y axis and origin

Answers

Answer:

[tex]\begin{gathered} a)(-7,-6)\text{ } \\ b)\text{ (7,6)} \\ c)\text{ (7,-6)} \end{gathered}[/tex]

Explanation:

a) We want to get the point symmetric to the given point with respect to the x-axis

To get this, we have to multiply the y-value by -1

Mathematically, we have the symmetric point as (-7,-6)

b) To get the point that is symmetric to the given point with respect to the y-axis, we have to multiply the x-value by -1

Mathematically, we have that as (7,6)

c) To get the point symmetric with respect to the origin, we multiply both of the coordinate values by -1

Mathematically, we have that as:

(7,-6)

true or false 16/24 equals 30 / 45

Answers

True.

Given:

The equation is, 16/24 = 30/45.

The objective is to find true or false.

The equivalent fractions can be verified by, mutiplying the denominator and numerator of each fraction.

The fractions can be solved as,

[tex]\begin{gathered} \frac{16}{24}=\frac{30}{45} \\ 16\cdot45=24\cdot30 \\ 720=720 \end{gathered}[/tex]

Since both sides are equal, the ratios are equivalent ratios.

Hence, the answer is true.

What is the current population of elk at the park?

Answers

Given the following function:

[tex]\text{ f\lparen x\rparen= 1200\lparen0.8\rparen}^{\text{x}}[/tex]

1200 represents the initial/current population of elk in the national park.

Therefore, the answer is CHOICE A.

The ship leaves at 18 40 to sail to the next port.
It sails 270 km at an average speed of 32.4 km/h
Find the time when the ship arrives.

Answers

Answer:

Step-by-step explanation:

Given:

t₁ = 18:40 or  18 h 40 min

S = 270 km

V = 32.4 km/h

____________

t₂ - ?

Ship movement time:

t = S / V = 270 / 32.4 ≈ 8.33 h = 8 h 20 min

t₂ = t₁ + t = 18 h 40 min + 8 h 20 min

40 min + 20 min = 60 min = 1 h

18 h +8 h = 26 h    =  24 h + 2 h

2 h + 1 h = 3 h

t₂ = 3:00

The ship will arrive at the destination port at 3:00 the next day.

Answer:

32.4 - 27.0 = 5.4

18.40 + 54 =

7hrs:34mins

The ship arrived at

7:34pm

What is the y-intercept of the line x+2y=-14? (0,7) (-7,0) (0,-7) (2,14)

Answers

[tex]\begin{gathered} \text{First, we need to isolate y} \\ 2y=-x-14 \\ y=\frac{-x-14}{2} \\ y=\frac{-x}{2}-\frac{14}{2} \\ y=-\frac{x}{2}-7 \\ -7\text{ represents the y-intercept} \\ \text{When you write as a point it would be (0, -7)} \end{gathered}[/tex]

gus bought 2/3 pound of turkey and 1/4 pound of ham.The tukey cost 9 dollars per pound, and the ham cost 7 dollars per pound.In all,how much did Gus spend?

Answers

From the information given,

gus bought 2/3 pound of turkey. If tukey costs 9 dollars per pound, it means that the cost of 2/3 pound of turkey is

2/3 x 9 = 6

gus bought 1/4 pound of ham. If ham costs 7 dollars per pound, it means that the cost of 1/4 pound of ham is

1/4 x 7 = 7/4 = 1.75

Total amount spent = amount spent on turkey + amount spent on ham

Total amount = 6 + 1.75

Total amount = $7.75

THIS IS URGENT
A line includes the points (2,10) and (9,5). What is its equation in point-slope form?
Use one of the specified points in your equation. Write your answer using integers, proper fractions, and improper fractions. Simplify all fractions.

Answers

Answer:

Step-by-step explanation:

y = 13x -12

Find the length of AB given that DB is a median of the triangle AC is 46

Answers

ANSWER:

The value of AB is 23

STEP-BY-STEP EXPLANATION:

We know that AB is part of AC, and that DB cuts into two equal parts (half) since it is a median, therefore the value of AB would be

[tex]\begin{gathered} AB=\frac{AC}{2} \\ AB=\frac{46}{2} \\ AB=23 \end{gathered}[/tex]

1. Write the equation of a line perpendicular to thex 5and that passes through thepoint (6,-4).line y

Answers

The line we want has a slope that is the negative reciprocal of the slope of the line

y = -(1/2)x - 5

The slope of this line is -1/2. So, the slope of its perpendicular lines is 2. Therefore, their equations have the form:

y = 2x + b

Now, to find b, we use the values of the coordinates of the point (6, -4) in that equation:

-4 = 2*6 + b

-4 = 12 + b

b = -4 - 12 = -16

Therefore, the equation is y = 2x - 16.

Finding a specify term of a geometric sequence given the common ratio and first term

Answers

Explanation

A geometric sequence is defined as:

[tex]\begin{gathered} a_1=a*r^0=a*r^{1-1}, \\ a_2=a*r^1=a*r^{2-1}, \\ a_3=a*r^2=a*r^{3-1}, \\ ... \\ a_7=a*r^6=a*r^{7-1}, \\ ... \end{gathered}[/tex]

Where r ≠ 0 is the common ratio and a ≠ 0 is the first term of the sequence.

From the statement, we know that r = 2/3 and the first term is a = 5.

Replacing these numbers in the expression of the 7th term, we get:

[tex]a_7=5*(\frac{2}{3})^6=5*\frac{64}{729}=\frac{320}{729}.[/tex]Answer

320/729

How do I find the gif and distributive property

Answers

By using the GCF and distributive property, the sum of 15+27 = 42

The expression is

15 + 27

GCF is the greatest common factor, the greatest common factor is the highest number that divides exactly into two or more numbers.

The distributive property states that multiplying the sum of two or more variables by a number will produce the same result as multiplying each variables individually by the number and then adding the products together.

The expression is

= 15 + 27

= 3(5 + 9)

= 3 × 14

= 42

Hence, by using the GCF and distributive property, the sum of 15 + 27 = 42

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I have to say and answer this in a voice message HELP Which group came to North America to convert American Indians? A. Jesuit missionaries B. fur traders C. settlers D. explorers How does Captain Keller treat his two children, Helen and James? Why do you think he treats them differently? PLEASE HELP!!!!!!!!!!!!The stem-and-leaf plot shows kilometers walked by participants in a charity benefit walk. Use it to answer the questions.A stem and leaf plot shows the number of kilometers walked for charity.The plot is titled 'Kilometers Walked for Charity.' The numbers 12, 13, 14, 15, 16, and 17 are in a vertical column to the left of a vertical line. On the same line as 12 but on the right of the vertical line are the numbers 3, 3, 6, 7, 9, and 9. On the same line as 13 but on the right of the vertical line are the numbers 1, 1, 4, 5, and 5. On the same line as 14 but on the right of the vertical line are the numbers 0, 0, 2, 3, 3, 8, 8, and 9. On the same line as 15 but on the right of the vertical line are the numbers 2, 2, 2, 2, 2, 3, 5, 5, and 7. On the same line as 16 but on the right of the vertical line are the numbers 4, 5, 5, 9, and 9. On the same line as 17 but on the right of the vertical line are the numbers 3 and 5.The key to the stem and leaf plot identifies that 12 vertical line 3 means 12.3.a. How many people participated in the walk?b. How many of the walkers traveled more than 14 kilometers? (x - 5) (4x - 5) = 0 there are two answers all i need is for question 14 to be answered please help Kindly assist in answering these questions Why did tomochichi, chief of the yamacraw indians, allow james oglethorpe to settle at yamacraw bluff?. What is the Lewis Structure for NH4+? jews living under islam select one: a. occupied a similar place to that of jews living in christian europe. b. had a status that was considerably lower than that of christians. c. participated fully in commercial and professional activities. d. frequently found themselves subject to violent oppression. e. were quickly expelled. Rtz coordinate system Use substitution to solve the system of equations. y = x + 2 4x - 5y = 14 A. (-22,-24) C. (-4,-2)B. (-24, -22) D. (-14, -12) how do you solve 4 1/4 + 7/8 Sofia got a raise from her annual salary of $43,000 to $44,505. whay percent was her raise? There are two spinners. one spinner has three equally sized sectors that are numbered 1, 2, and 4. the second spinner has four equally sized sectors that are labeled a, b, c, and d. each spinner is spun once. how many outcomes do not show c? responses 4 4, 6 6, 7 7, 9 1.Create a new password1-Develop an algorithm using pseudocode and a flowchart that asks the user tocreate a new password.The algorithm should: get the user to enter a password get the user to re-enter the password repeat the two bullet points above until both entered passwords areidenticaloutput "password created" when they are identical Who am I? I am a quadrilateral with opposite sidescongruent and parallel, all of my angles are 90 andmy diagonals are congruent.d compounding with different interest rates a deposit of $440 earns interest rates of 8.4 percent in the first year and 10.4 percent in the second year. what would be the second year future value? A model rocket is launched with an initial upward velocity of 156 ft/s. The rocket's height h (In feet) after t seconds is given by the following.h=156t-16tFind all values of t for which the rocket's height is 60 feet.Round your answer(s) to the nearest hundredth.(If there is more than one answer, use the "or" button.)ExplanationCheckgroundt = 0 secondsor DX52022 McGraw Hill LLC. All Rights ReservedTerms of UseI need help A revolution in 1959 led to Cuba becoming _______A. An independent nationB. A communist dictatorship C. A territory of the USAD. A constitutional democracy