i need help with this. for 2nd option, select only one sub-option

I Need Help With This. For 2nd Option, Select Only One Sub-option

Answers

Answer 1

A matrix being in row echelon form means that Gaussian elimination has operated on the rows.

A matrix is in reduced row echelon form (also called row canonical form) if it satisfies the following conditions:

- It is in row echelon form.

-The leading entry in each nonzero row is a 1 (called a leading 1).

-Each column containing a leading 1 has zeros in all its other entries.

The matrix presented on the problem satisfies all conditions, therefore, the matrix is indeed in reduced row-echelon form.


Related Questions

The point (4, 16) is on the graph of f(x) = 2^x. Determine the coordinates of this point under the following transformations.
f(x) = 2^4x: ____________

Answers

The coordinate of the image after the transformation is (4, 65536)

How to determine the coordinate of the image?

From the question, the coordinate of the point is given as

(4, 16)

From the question, the equation of the function is given as

f(x) = 2^x

When the function is transformed. we have the equation of the transformed function to be given as

f(x) = 2^4x65536

So, we substitute 4 for in the equation f(x) = 2^4x

So, we have

f(4) = 2^(4 x 4)

Evaluate the products

f(4) = 2^16

Evaluate the exponent

f(4) = 65536

So, we have (4, 65536)

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what operation helps calculate unit rates and unit prices

Answers

Division operation is operation helps calculate unit rates and unit prices.

Division operation -

A rate with 1 as the denominator is referred to as a unit rate. If you have a rate, such as a price per a certain number of items, and the quantity in the denominator is not 1, you can determine the unit rate or price per unit by performing the division operation: numerator divided by denominator.

What method do you employ to determine the unit rate?

Simple division of the numerator and denominator yields the unit rate. The outcome tells us how many of the units in the numerator to anticipate for each unit in the denominator.

What in mathematics are rate and unit rate?

A ratio called a rate compares two amounts of DIFFERENT types of UNITS. When expressed as a fraction, a unit rate has a denominator of 1. Divide the rate's numerator and denominator by the denominator to represent the rate as a unit rate.

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I need to know the initial size of the culture Find the doubling period Find the population after 65 min When will the population reach 10000

Answers

Given:

The population was 100 after 10 mins.

The population was 1500 after 30 mins.

To fill the blanks:

Explanation:

According to the problem, we write,

[tex]\begin{gathered} P=P_0e^{kt} \\ 100=P_0e^{10k}.........(1) \\ 1500=P_0e^{30k}............(2) \end{gathered}[/tex]

Dividing equation (2) by equation (1), we get

[tex]\begin{gathered} \frac{1500}{100}=\frac{P_0e^{30k}}{P_0e^{10k}} \\ 15=e^{20k} \\ ln15=20k \\ 2.708=20k \\ k=\frac{2.708}{20} \\ k=0.1354 \end{gathered}[/tex]

So, the equation becomes,

[tex]P=P_0e^{0.1354t}....................(3)[/tex]

a) To find: The initial population

When P = 100 and t = 10, then the initial population would be,

[tex]\begin{gathered} 100=P_0e^{0.1354(10)} \\ 100=P_0e^{1.354} \\ 100=P_0(3.873) \\ P_0=\frac{100}{3.873} \\ P_0\approx25.82 \end{gathered}[/tex]

Therefore, the initial population is 25.82.

b) To find: The doubling time

Using the formula,

[tex]\begin{gathered} t=\frac{\ln2}{k} \\ t=\frac{\ln2}{0.1354} \\ t=5.1192 \\ t\approx5.12mins \end{gathered}[/tex]

The doubling time is 5.12 mins.

c) To find: The population after 65 mins

Substituting t = 65 and the initial population is 25.82 in equation (3) we get,

[tex]\begin{gathered} P=25.82e^{0.1354(65)} \\ P\approx171467.56 \end{gathered}[/tex]

Therefore, the population after 65 mins is 171467.56.

d) To find: The time taken for the population to reach 10000

Substituting P = 10000 and the initial population is25.82 in equation (3) we get,

[tex]\begin{gathered} 10000=25.82e^{0.1354t} \\ e^{0.1354t}=\frac{10000}{25.82} \\ e^{0.1354t}=387.297 \\ 0.1354t=\ln(387.297) \\ 0.1354t=5.959 \\ t=\frac{5.959}{0.1354} \\ t\approx44.01 \end{gathered}[/tex]

Therefore, the time taken for the population to reach 10000 is 44.01 mins.

Final answer:

• The initial population is 25.82.

,

• The doubling time is 5.12 mins.

,

• The population after 65 mins is 171467.56.

,

• The time taken for the population to reach 10000 is 44.01 mins.

The probability distribution for arandom variable x is given in the table.-105101520Probability.2015051.25115Find the probability that -5 < x < 5

Answers

Answer:

P = 0.30

Explanation:

From the table, we see that:

When: x = -5, Probability = 0.15

When: x = 0, Probability = 0.05

When: x = 5, Probability = 0.1

Therefore, the probability of -5 ≤ x ≤ 5 is obtained by the sum of the probabilities from -5 to 5, we have:

[tex]\begin{gathered} P=0.15+0.05+0.10 \\ P=0.30 \end{gathered}[/tex]

Therefore, the probability is 0.30

I need help what is the sum of five squared and five

Answers

You have the following expression:

"the sum of five squared and five"

the previous statement, in a mathematical form is:

5² + 5

It is important to point out that you have "the sum" of two numbers, which numbers? five squared and five.

The simplified form is:

5² + 5 = 25 + 5 = 30

rst builds ons 3 Veronda has a bag of mixed shapes. She chooses 3 shapes and fits them together to form a figure as shown. 17 cm What is the area of the figure Veronda creates? Use 1 = 3.14 5 Holly A 136 cm? B 107.14 cm C 96.56 cm D 76.57 cm?

Answers

We have three different figures

Semicircle

r = 4cm

[tex]\begin{gathered} A_r=\frac{\pi\cdot r^2}{4} \\ A_r=\frac{3.14\cdot4^2}{4} \\ A_r=\frac{3.14\cdot16}{4} \\ A_r=12.56 \end{gathered}[/tex]

Square

l = 8cm+

Read the following scenario and develop a method for answering the question posed. Be sure to define all variables used, justify your thinking mathematically, and fully answer the questions posed in complete sentences. Orbital Toys sells two types of sets of magnetic spheres, silver, and brass. The store owner, Lucy Ball, pays $8 and $16 for each one set of silver magnetic spheres and brass magnetic spheres respectively. One set of silver magnetic spheres yields a profit of $5 while a set of brass magnetic spheres yields a profit of $7. Ms. Ball estimates that no more than 2000 sets of magnetic spheres will be sold every month and she does not plan to invest more than $20,000 in the inventory of these sets. How many sets of each type of magnetic spheres should be stocked in order to maximize her total monthly profit? What is her maximum monthly profit?

Answers

8 dlls for silver

16 dlls for brass

5 dlls profit silver

7 dlls profit spheres

Then the price is

8+5= 13 dlls for silver

16+7=23 dlls for brass

Let S and B be the amount of magnetic silver and brass sphers that are sold, respectively.

Then, Ms. Ball estimation is that

[tex]S+B\leq2000[/tex]

Also, she doesn't want to invest more than 20000, so

[tex]\begin{gathered} 8S+16B\leq20000 \\ S+2B\leq2500 \end{gathered}[/tex]

The objective function is

[tex]V=5S+7B[/tex]

Subjected to:

[tex]\begin{gathered} S+B\leq2000 \\ S+2B\leq2500 \\ S\ge0,\text{ B}\ge0 \end{gathered}[/tex]

GRAPH

The interection is at

[tex]\begin{gathered} S=2000-B \\ S=2500-2B \\ 2000-B=2500-2B \\ B=500 \\ S=2000-500 \\ S=1500 \end{gathered}[/tex]

So, the extremes must be at (0,1250), (1500,500), (2000,0) , (0,0).

So, if we replace the points

[tex]\begin{gathered} V(0,1250)=5(0)+7(1250)=8750 \\ V(1500,500)\text{ = 5(1500)+7(500)=}11000 \\ V(2000,0)=5(2000)+7(0)=10000 \end{gathered}[/tex]

So, the amount she will need to stock to maximize her profit is 1500 of silver and 500 of brass, and the maximum profit is going to be 11000 dlls.

Exercises Complete the following: 11. Find the intercepts and (a) 9x² - 164 = 144 (c) 25x - 4y = 100 (e) x² + y² = 1 29x² + 16y² = 144

Answers

[tex]-x^2+y^2=1[/tex]

The intercepts for a function can be on either of the two axis, y or x.

when finding the intercepts of x, means that y = 0

when finding the intercepts of y, means that x = 0

finding the x intercepts

[tex]\begin{gathered} -x^2+(0)^2=1 \\ -x^2=1 \\ x^2=-1 \\ x=\sqrt[]{-1} \end{gathered}[/tex]

since the solution for the square root of -1 has not any solution on the real numbers, we can say that there is no intercept over the x axis.

finding the y intercepts

[tex]\begin{gathered} -(0)^2+y^2=1 \\ y^2=1 \\ y=\pm\sqrt[]{1} \\ y=1;y=-1 \end{gathered}[/tex]

there are 2 intercepts on the y axis, these are at y=1 and y=-1

information can be proven by graphing the function

Use the formula for the probability of the complement of an event.A single card is drawn from a deck. What is the probability of not drawing a 7?

Answers

occur

the answer is 12/13 or 0.932

Explanation

when you have an event A, the complement of A, denoted by.

[tex]A^{-1}[/tex]

consists of all the outcomes in wich the event A does NOT ocurr

it is given by:

[tex]P(A^{-1})=1-P(A)[/tex]

Step 1

find the probability of event A :(P(A)

The probability of an event is the number of favorable outcomes divided by the total number of outcomes possible

[tex]P=\frac{favorable\text{ outcomes}}{\text{total outcomes}}[/tex]

so

let

favorable outcome = 4 (there are four 7 in the deck)

total outcomes=52

hence,replacing

[tex]\begin{gathered} P=\frac{4}{52}=\frac{1}{13} \\ P(A)=\frac{1}{13} \end{gathered}[/tex]

Step 2

now, to find the probability that the event does NOT ocurrs ( not drawing a 7)

let's apply the formula

[tex]P(A^{-1})=1-P(A)[/tex]

replace

[tex]\begin{gathered} P(A^{-1})=1-\frac{1}{13} \\ P(A^{-1})=\frac{13-1}{13}=\frac{12}{13} \\ P(A^{-1})=0.923 \end{gathered}[/tex]

therefore, the answer is 12/13 or 0.932

I hope this helps you

The figure below shows a rectangular court. 74 ft (a) Use the calculator to find the area and perimeter of the court. Make sure to include the correct units. Area: 93 ft Perimeter: (b) The court will have a wood floor. Which measure would be used in finding the amount of wood needed? Perimeter O Area (c) A strip of tape will be placed around the court. Which measure would be used in finding the amount of tape needed? Perimeter O Area ft X ft² Ś ft³ ?

Answers

Given a rectangle with sides "a" and "b":

The area of the rectangle is:

[tex]A=ab[/tex]

The perimeter of the rectangle is:

[tex]P=2a+2b[/tex]

Given the sides of the rectangle:

a = 74 ft

b = 93 ft

(a)

The area of the rectangle is:

[tex]\begin{gathered} A=74ft*93ft \\ A=6882ft^2 \end{gathered}[/tex]

The perimeter of the rectangle is:

[tex]\begin{gathered} P=2*74ft+2*93ft \\ P=148ft+186 \\ P=334ft \end{gathered}[/tex]

(b) The wood will cover all the area of the court, then the area must the used.

(c) The tape will be placed around the court, then the perimeter must be used.

Answer:

(a)

(b)

(c) Perimeter

2. In the xy-plane above, ABCD is a square and point E is the center of the square. The coordinates of points C and E are (7,2) and (1,0), respectively. Write an equation of the line that passes through points A, E, and C. B 1 2 -С E X -6 2 4. 16 A -2

Answers

Ready

Points A = (-5, -2) C = (7, 2) E = (1, 0)

1.- Find the slope

m = (y2 - y1) / (x2 - x1)

m = (2 + 2) / (7 + 5)

m = 4/ 12

m = 1/3

2.- Find the equation of the line

y - y1 = m(x - x1)

y + 2 = 1/3(x + 5)

y + 2 = 1/3x + 5/3

y = 1/3x + 5/3 - 2

y = 1/3 x + 5/3 - 6/3

This is the equation:

y = 1/3 x - 1/3

my pleausre

The first quartile of a data set is 32, and the third quartile is 52. Which of
these values in the data set is an outlier?

Answers

Answer: As we know that the formula of outlier is

IQR = Q3 - Q1

= 52 - 32

= 20

52 + 1.5(20) = 82...

so anything above 82 is an outlier

now

32 - 1.5(20) = 2.

..anything below 2 is an outlier

so...the 83 is outlier

so correct option is D

hope it helps

Step-by-step explanation:

Which equation is true when the value of x is - 12 ?F: 1/2x+ 22 = 20G: 15 - 1/2x = 21H: 11 - 2x = 17 J: 3x - 19 = -17

Answers

Substitute x = - 12 in each of the given equation, if the equation satisfy then tha x = -1 2

F) 1/2x + 22 = 20

1/2 ( -12) + 22 = 20

(-6) + 22 = 20

16 is not equal to 22

G) 15 -1/2x = 21

Substitute x = -12 in the expression :

15 - 1/2( -12) = 21

15 + 1/2(12) =21

15 + ( 6) = 21

21 = 21

Thus, The equation 15 - 1/2x = 21 is true for x = -12

H) 11 - 2x = 17

Susbstitute x = ( -12) in the equation :

11 - 2x = 17

11 - 2( -12) = 17

11 + 24 = 17

35 = 17

Since, 35 is not equal to 17

D) 3x - 19 = -17

SUsbtitute x = ( -12)

3( -12) - 19 = -17

-36 - 19 = -17

-36 = -17 + 19

-36 = 2

Since - 36 is not equal 2

Answer : G) 15 - 1/2x = 21

Score: U OQuestion Help3.3.29CeringritdA train travels 140 km in the same time that a plane covers 630 km. If the speed of the plane is 30 km per hr less than 5 times the speed ofTrain140the train, find both speeds.Planey 630The train's speed is km per hr

Answers

Notice that the time for both trips is the SAME but not known (let's use the letter T to address this unknown).

We also assign St to the speed of the train, and Sp to the speed of the plane.

Then, the relationship between the speeds according to the information they provide, is given by the equation:

Sp = 5 * St - 30

we also know that the train covers 140 km in the time T, Then according to the formula for speed (distance divided by time) we can say:

St = 140 km / T, therefore T = 140 km / St

We do something similar with the information on the distance covered by the plane:

Sp = 630 km / T which solving for T gives:

T = 630 km / Sp

Now we equal the expressions for T (since that time is the SAME as we noticed before, and get:

630 km / Sp = 140 / St

we corss-multiply to get the speeds in the numerator:

630 St = 140 Sp

ANd we use the very first equation we wrote (Sp = 5 * St - 30)

to replace Sp in terms of St:

630 St = 140 (5 St - 30)

Now use distributive property on the right to eliminate the parenthesis:

630 St = 700 St - 4200

add 4200 to both sides, and subtract 630 St from both sides :

4200 = 700 St - 630 St

4200 = 70 St

divide both sides by 70 to isolate St completely:

St = 4200 / 70

St = 60 km/h (this is the speed of the train)

Now we can find the value of the speed of the plane, using the first equation again:

Sp = 5 * St - 30 = 5 (60) - 30 = 300 - 30 = 270 km/h

Then the speed of the plane is: 270 km/h

In the figure, m < 1= (x-6)º and m2 2= (5x).

Answers

We have the measure of angles 1 and angle 2, as we can see from the diagram in the image, angles 1 and 2 added form the right angle (90°) in the figure.

Thus, the sum of x-6 and 5x, must be equal to 90°.

(a) Write an equation:

[tex]x-6+5x=90[/tex]

(b) To find the degree measure of each angle, first we need to solve for the value of x in the equation.

Combining like terms:

[tex]6x-6=90[/tex]

Adding 6 from both sides:

[tex]\begin{gathered} 6x-6+6=90+6 \\ 6x=96 \\ \end{gathered}[/tex]

Divide both sides by 6:

[tex]\begin{gathered} \frac{6x}{6}=\frac{96}{6} \\ x=16 \end{gathered}[/tex]

Now that we have x, we find angle 1:

[tex]m\angle1=x-6=16-6=10[/tex]

And the measure of angle 2:

[tex]m\angle2=5x=5(16)=80[/tex]

hi, i need help finding the mean and standard deviation. the reeses pieces are just a filler for the sample subject.

Answers

Solution

For this case we can calculate the mean in the following way:

[tex]E(X)=np=30\cdot0.52=15.6[/tex]

And the standard deviation would be:

[tex]Sd(x)=\sqrt[=]{30\cdot0.52\cdot(1-0.52)}=2.736[/tex]

after a 30% discount, Kay's sneakers cost $36, if she would have waited another week to buy them, they would have been on sale for 40% off the original price, how much more money could she have saved

Answers

Let the original price of sneakers be x.

Determine the original price of the sneakers.

There is a 50% chance of rain here and a 10% chance of rain on Mars. Therefore, there is a 45% chance that it will rain in neither place.

Answers

The statement that " There is a 45% chance that it will rain in neither place" is true.

In the question ;

it is given that

Probability of raining here = 50% = 0.5

Probability of raining on mars = 10% = 0.1

So, the probability of not raining here = 1-0.5 = 0.5

and probability of not raining on mars = 1-0.1 = 0.9

Hence the probability of rain in neither place = (probability of not raining here)×(probability of not raining on mars) .

Substituting the values , we get

probability of rain in neither place = 0.5×0.9

= 0.45

= 45%

Therefore , the statement " There is 45% chance that it will rain in neither place" is true.

The given question is incomplete , the complete question is

There is a 50% chance of rain here and a 10% chance of rain on Mars. Therefore, there is a 45% chance that it will rain in neither place.

Is the statement True or False ?

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Graph the solution of the linear inequality and answer the questions on the bottom

Answers

The inequality is given

[tex]-2y\leq6x+18[/tex]

To draw the graph of the inequality which is less than equal to

Solve the following simultaneous equation with elimination or substitution method

Answers

So, to solve the system:

To solve it, we could substitute the first equation in the second one and then solve for x:

We could solve the previous quadratic by factoring:

To find the values of y, just replace each vaue of x:

Therefore, the solutions of the system are

(x,y) = (-3,-1)

(x,y)=(1,3)

Determine the real number x and y if (x-yj)(3+5j) is the conjugate of -6-24j

Answers

The values of the variables x and y such that the conjugate of - 6 - j 24 is found are 3 and 3, respectively.

How to find the value of two variables associated with the conjugate of a complex number

Let α + i β be a complex number, whose conjugate is the complex number α - i β. In this problem we find the values of the variables x and y such that:

(x + i y) · (3 + i 5) = - 6 + i 24

3 · x + i 3 · y + i 5 · x + i² 5 · y = - 6 + i 24

(3 · x - 5 · y) + i (5 · x + 3 · y) = - 6 + i 24

Then, we need to solve the following system of linear equations:

3 · x - 5 · y = - 6

5 · x + 3 · y = 24

Now we proceed to solve the system algebraically. Clear x in the first equation:

x = (- 6 + 5 · y) / 3

x = - 2 + (5 / 3) · y

Substitute x on the second equation and clear y:

5 · [- 2 + (5 / 3) · y] + 3 · y = 24

- 10 + (25 / 3) · y + 3 · y = 24

34 / 3 · y = 34

(1 / 3) · y = 1

y = 3

Finally, we substitute on y in the first equation:

x = - 2 + (5 / 3) · 3

x = - 2 + 5

x = 3

The values of the variables x and y are 3 and 3, respectively.

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Please help me, i struggle with these types of problems

Answers

Solution

[tex]\begin{gathered} 11x-3=9x+15 \\ \\ 2x=18 \\ \\ x=9 \end{gathered}[/tex]

Therefore, we find m < 7

[tex]\begin{gathered} 11x-3 \\ \\ 11(9)-3 \\ \\ 99-3 \\ \\ 96\degree \end{gathered}[/tex]

Write the following number in standard decimal form.five and seventy-nine hundredths

Answers

five and seventy-nine hundredths = 5.79

5.79= five and seventy-nine hundredths

28 * 81.5 can you help me

Answers

[tex]28\cdot81.5=28\cdot\frac{163}{2}=14\cdot163=2282[/tex]

so the answer is 2282

If possible, give the input and output variables of the equation f(r) = 兀r2.

Answers

The input variable of the function is r, while the output variable is f(r)

How to determine the variables?

The definition of the function is given as

f(r) = πr²

In the above function definition, we have the function to be

f(r)

The definition f(r) implies that

r represents the input variablef(r) represents the output variable

The above is true because, the variable π has its constant value of 22/7

i.e. π= 22/7

While the variable r can change its value

Take for instance:

If r = 7, then we have

f(7) = π x 7²

Evaluate

f(7) = 154

If r = 14, then we have

f(14) = π x 14²

Evaluate

f(14) = 616

See that the value of f(r) changes as r changes

This means that, the stated parameters above are true i.e.

r represents the input variablef(r) represents the output variable

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Solve the following system of linear equations using elimination.
x – y - 3z = 4

2x + 3y – 3z = -2

x + 3y – 2z = -4

Answers

By applying the elimination method, the solutions to this system of three linear equations include the following:

x = 2.y = -2.z = 0.

How to solve these system of linear equations?

In order to determine the solutions to a system of three linear equations, we would have to evaluate and eliminate each of the variables one after the other, especially by selecting a pair of linear equations at each step and then applying the elimination method.

Given the following system of linear equations:

x – y - 3z = 4                .........equation 1.

2x + 3y – 3z = -2          .........equation 2.

x + 3y – 2z = -4            .........equation 3.

From equation 1 and equation 3, we would eliminate x as follows:

x – y - 3z = 4

x + 3y – 2z = -4

-4y - z = 8                  .........equation 4.

Next, we would pick a different pair of linear equations to eliminate x:

(x – y - 3z = 4) × 2   ⇒ 2x - 2y - 6z = 8

2x - 2y - 6z = 8

2x + 3y - 3z = -2

-5y - 3z = 10                ........equation 5.

From equation 4 and equation 5, we would eliminate z to get the value of y:

(-4y - z = 8) × 3 ⇒ -12y - 3z = 24

-12y - 3z = 24

-5y - 3z = 10

-7y = 14

y = 14/7

y = -2.

For the value of z, we have:

-4y - z = 8

z = -4y - 8

z = -4(-2) - 8

z = 8 - 8

z = 0

For the value of x, we have:

x – y - 3z = 4

x = 4 + y + 3z

x = 4 - 2 + 3(0)

x = 2

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how is the metric system important to a pharmacy Technician?

Answers

The metric system is a system of decimals in which all the measurements are taken as multiples or divisions based on a factor of 10. We have to convert between different units of measurements while working in a pharmacy. Metric system helps to make fast and easy conversions of units of measurements. Therefore, metric system is important to a pharmacy technician.

Use dimensional analysis to determine which rate is greater. The pitcher for the Robins throws a baseball at 90.0 miles per hour. The pitcher on the Bluebirds throws a baseball 125.4 feet per second. Which pitcher throws a baseball faster? Complete the explanation:When I convert the Bluebirds pitcher's speed to the same units as the Robins pitcher's speed the speed is __ mi/h. Since the Bluebirds pitcher's speed is ____ the Robins pitcher's speed, the pitcher on the ____ throws a faster ball.

Answers

ANSWER and EXPLANATION

We want to solve the problem by using dimensional analysis.

To do this, let us convert the speed of the Bluebirds baseball to miles per hour.

We have that:

1 feet per second = 0.6818 miles per hour

125.4 feet per second = 85.50 miles per hour

As we can see the baseball of the Bluebirds is slower than the Robins (90 miles per hour)

Now, to complete the explanation:

When I convert the Bluebirds pitcher's speed to the same units as the Robins pitcher's speed, the speed is _85.50_ mi/h.

Since the Bluebirds pitcher's speed is _less than_ the Robins pitcher's speed, the pitcher on the __Robins_ throws a faster ball.​

Pls help me!!!!!!!!!

Answers

2. 4+ (-10)

3. 3+(-15)

4.2+5

5. (-10)+(-5)

he center of the circle below is at P. If arc AB measures 86 °, then what is the measure of the angle < APB ?

Answers

Answer:

D. 86°

Explanation:

Given:

• The center of the circle = P

,

• The measure of arc AB = 86°

We want to find the measure of the angle APB.

By Circle's theorem: The measure of an arc is equal to the measure of the central angle subtended by the same arc.

Applying this theorem, we have that:

[tex]\begin{gathered} m\angle APB=m\widehat{AB} \\ \implies m\angle APB=86\degree \end{gathered}[/tex]

The measure of the angle APB is 86 degrees.

Option D is correct.

Other Questions
marketing campaigns that are based on environments or activities where the subject is not aware that she or he is the target of a marketing campaign are referred to as if you throw a 0.4 KG ball at a speed of 20 m/s what is the kinetic energy between the balls motion You are responsible for receiving, maintaining, and supporting the beneficiary for the duration of their temporary stay in the united states. Describe the resources you plan to use or provide to ensure the beneficiary has adequate financial support to cover their basic living needs. Why does Byron use so many contrasts in "She Walks in Beauty"? What purpose do the contrasts serve? Cite examples in your response. Your answer should be at least 250 words. elke is a trained medical professional demonstrating how to perform cpr on a test dummy. once elke has started chest compressions, she begins demonstrating rescue breaths. how many rescue breaths should elke include in one cycle? (1 point)a.2b.5c.10d.20 What is the midpoint of A B if A = (2, 2) and B = (3, 1)? Enter your answer in the boxes below. Midpoint of A B = ( , ) The school play sells children'stickets for $3 each and adulttickets for $5 each. They sold $340worth of tickets The total numberof tickets sold was 80 How manyaduit tickets were sold? Solve the system of two linear inequalities graphically.Sy < -2x + 3y > 6x 9Step 1 of 3: Graph the solution set of the first linear inequality. is there one solution to the following system of equations by elimination 3x + 2y equals 3 3x + 2y equals 19 This is the dedication of the book, "For Everyone". Here, Jason Reynolds tells you who the book is written for. Why do you think he says that this book is written as much foryou (the reader) as for himself? An initial amount of $3500 is invested in an account at an interest rate of 6% per year, compounded continuously. Assuming that no withdrawals aremade, find the amount in the account after two years.Do not round any intermediate computations, and round your answer to the nearest cent. the highway department is to design a roadway over a swamp area. the swamp consists of very soft fine-grained soils obviously saturated. the basic idea is to build a relatively small embankment above the flood level. how would you propose to build the embankment, fast, slow, or in stages? explain. a*c=c*awhat property is this?associative communitive identity distributive PLEASE HELP!!!!!!!!!!!!!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. Describe how to find the range of the data set.b. Find the range. help please thank you ! one sheet of paper in a notebook is 8 1/2 inches by 11. a smaller notebook has a similar shape, and its pages are 5 1/2 inches long. what is the width of the paper in the smaller notebook? Read the excerpt from Flannery O'Connor's "The Life You Save May Be Your Own."They drove back to the house to let the old woman off and pick up the lunch. When they were ready toleave, she stood staring in the window of the car, with her fingers clenched around the glass. Tears beganto seep sideways out of her eyes and run along the dirty creases in her face. "I ain't ever been parted withher for two days before," she said.Which best describes the irony in the excerpt? Mrs. Crater has never beenseparated from her daughter, and now she must let her go for two days. Mrs. Crater's tears are insincerebecause she is happy that her daughter is finally leaving her alone. Instead of experiencing the joy of gaining a son-in-law, Mrs. Crater feels the sorrow of losing her daughter.O As the two part ways, Lucynell does not feel the same amount of emotional despair asher mother. If a nutrition facts label lists total carbohydrate as 12 grams, total sugar as 5 grams, and added sugar as 4 grams, then how many calories are provided from carbohydrates?. Consumers who want to give their opinions on products can A certain state uses the following progressive tax rate for calculating individual income tax: Income Progressive Range ($) Tax Rate 0 - 3000 2% 3001 - 5000 3% 5001 - 17,000 5% 17,001 and up 5.75% Calculate the state income tax owed on an $90,000 per year salary. tax = $[?] Round your answer to the nearest whole dollar amount.. Enter