Does the mapping diagram represent a function? Why or why not?

Does The Mapping Diagram Represent A Function? Why Or Why Not?

Answers

Answer 1

Answer:

If I was you I can go

for A because the function name is one to many


Related Questions

Can someone help me pls

Answers

Answer:

x = 10 units

Step-by-step explanation:

By theorem,

Perpendicular drawn from the center to the chord of a circle, bisects the chord.

AB = BC = 6

In right triangle ΔCBD,

By applying Pythagoras theorem,

CD² = BC² + BD²

       = 6² + 8²

CD = [tex]\sqrt{36+64}[/tex]

     = 10

Since, CD and the side measuring x are the radii of the circle D.

x = CD = 10 units

You need to make 8 servings of fried fish.
Each serving takes 7.5 ounces of flour.
How many ounces of flour do you need?

Answers

Answer: 60 ounces of flour

Step-by-step explanation:

8•7.5=60

60 ounces of flour because 8 times 7.5 equals 60 there is yo answer

Work out the perimeter of this semicircle.
Take it to be 3.142 and write down all of the digits given by your calculator.
18 cm give your answer in cm​

Answers

Answer:

46.278cm

Step-by-step explanation:

(π+2)r

=πr+d

=9π+18=46.278cm

Create an inequality, 5 less than a number is less than -2

Answers

Answer:

x - 5 < -2

Answer is there

Name the postulate or theorem you can use to prove the triangles congruent.

Answers

Answer:

You can use the ASA Postulate to prove the Angle-Angle-Side Congruence Theorem. A flow proof is shown below. If two angles and a nonincluded side of one triangle are congruent to two angles and the corresponding nonincluded side of another triangle, then the triangles are congruent.

Step-by-step explanation:

Hope it helps! Correct me if I am wrong!

I'm sure about my answer!

If you dont mind can you please mark me as brainlest?

Its ok if you don't want to!

(ALGEBRA 2) Please help me with this question. Image is attached ( Please don't answer if you don't know )

Answers

9514 1404 393

Answer:

restrictions exclude parts of the domain where the function is not defined. On a graph, they are holes, or vertical asymptotes.the denominator might be (x² -4)they are different in the same way that adding and multiplying numerical fractions are different

Step-by-step explanation:

1. In general, restrictions on rational functions refer to values of the variable that make the denominator zero. The function will be undefined in that case. On a graph, such a location will show up as a "hole" or a vertical asymptote.

__

2. If ±2 are excluded from the domain, we expect factors of (x-2)(x+2) in the denominator. That is, the denominator will have a factor of (x²-4). (There may be other factors that do not have real zeros.)

__

3. A rational expression is a fraction the same as any other. The usual rules of addition, subtraction, multiplication, and division apply. For addition and subtraction, it can be useful to identify a common denominator. For multiplication and division, that is not so essential.

Just need the answer

Answers

Answer:

It seems no one can eat just one potato ship

Step-by-step explanation:

Task 1
Nonlinear Systems of Equations

Create a system of equations that includes one linear equation and one quadratic equation.

Part 1. Show all work in solving your system of equations algebraically.

Part 2. Graph your system of equations and show the solution graphically to verify your solution.

Task 2
Polynomial Identities

Part 1. Pick a two-digit number greater than 25. Rewrite your two-digit number as a difference of two numbers. Show how to use the identity (x − y)2 = x2 − 2xy + y2 to square your number without using a calculator.

Part 2. Choose two values, a and b, each between 8 and 15. Show how to use the identity a3 + b3 = (a + b)(a2 − ab + b2) to calculate the sum of the cubes of your numbers without using a calculator.

Answers

Answer:

part 1 : y = x^2 + 3x + 5

y = x + 13

solution:

x^2 + 3x + 5 = x + 13

x^2 + 2x -8 = 0

(x+4)(x-2) = 0

x = -4 or x = 2

if x = -4, y = 9

if x = 2 , y = 15

part 2 : x^2 + 2x + 1 = 0

(x + 1)^2 = 0

x = -1

y = 1

task 2

part 1 : Let our two digit number be 26

Next, we rewrite it as a difference of two numbers

26=32-6

We want to square 26 using the identity:  

In this case,

x=32

y=6

Substituting into the identity

 plz make me brainliest

Compute the exact value of the function for the given x-value without using a calculator. (2 points) f(x) = 5x for x = -1

Answers

Answer:

The exact value of the function for the given x-value is of -5.

Step-by-step explanation:

In this question, we compute the numeric value of the function f(x) for x = -1, that is, we replace every instance of x in the function by -1.

f(x) = 5x for x = -1

[tex]f(-1) = 5(-1) = -5[/tex]

The exact value of the function for the given x-value is of -5.

which of the following shows the correct solution steps and solution to
3x - 2 = -11

Answers

B is correct

Explanation is that you add 2 to both sides and this you divide that by 3 and you get -3

I need help ASAP!!!!!! Plzzzzzzzzzzz!!!!!!

Answers

Answer:

The second graph, the extreme v

Step-by-step explanation:

We know that y=4x passes through 4 on 1. When absolute valued, we add the graph y=-4x. This gives us the graph second to the right.

By the way, can you follow me?

Thanks

PLEASE HURRY! FIRST PERSON GETS BRAINLIST!!!!!!
Hank is throwing a surprise party. The party costs $20 per person. Create an equation and graph to represent the relationship between the cost of the party and the number of friends attending.

The independent variable is ____.
A. Number of friends (f)
B. Cost of party (c)

Answers

Answer:

B

Step-by-step explanation:

A restaurant bill is $21. You leave a 15% tip. Which of the following represents the amount a customer pays including the tip of 15% if the bill was dollars?

a. 0.15b
b. 15b
c. b + 0.15b
d. 1.15b
e. 1.015b
f. b + 15/100b
g. b + 0.15

Answers

The answer is C hope this helps :)

A circular field has an area of about 4,000,000 square yards. Write an equation that
represents the boundary of the field. Let (0, 0) represent the center of the field. Use
A= 7m2 to find r (Round to the nearest whole number).

Answers

Answer:

[tex]x^2 + y^2 = 1273885[/tex]

Step-by-step explanation:

Given

[tex]Area = 4000000[/tex]

[tex](h,k) =(0,0)[/tex]

Required

The equation of the circle

First, we calculate the radius of the circle using;

[tex]Area = \pi r^2[/tex]

This gives:

[tex]4000000= \pi r^2[/tex]

Divide both sides by [tex]\pi[/tex]

[tex]\frac{4000000}{\pi}= r^2[/tex]

Take [tex]\pi[/tex] as 3.14

[tex]\frac{4000000}{3.14}= r^2[/tex]

[tex]1273885.35032= r^2[/tex]

Approximate

[tex]1273885= r^2[/tex]

Rewrite as:

[tex]r^2 = 1273885[/tex]

The equation of the circle is:

[tex](x - h)^2 + (y - k)^2 = r^2[/tex]

Where:

[tex](h,k) =(0,0)[/tex]

[tex]r^2 = 1273885[/tex]

So, we have:

[tex](x - 0)^2 + (y -0)^2 = 1273885[/tex]

Open brackets

[tex]x^2 + y^2 = 1273885[/tex]

(c) is correct.

The difference in [tex]x^2 + y^2 = 1273885[/tex] and (c) in the question is due to approximation

Explain why the​ t-distribution has less spread as the number of degrees of freedom increases. Choose the correct answer below. A. The​ t-distribution has less spread as the degrees of freedom increase because the variability introduced into the​ t-statistic becomes greater as n increases. B. The​ t-distribution has less spread as the degrees of freedom increase​ because, as n​ increases, s becomes closer to by the law of large numbers. C. The​ t-distribution has less spread as the degrees of freedom increase​ because, as n​ increases, less information is known about by the law of large numbers. D. The​ t-distribution has less spread as the degrees of freedom increase​ because, for large values of​ n, n​30, the​ t-distribution and the normal distribution are the same.

Answers

Answer:

B. The​ t-distribution has less spread as the degrees of freedom increase​ because, as n​ increases, s becomes closer to sigma by the law of large numbers.

Step-by-step explanation:

The sample standard deviation, s gets considerably closer to the population standard deviation, σ, this trend follows the proposition of the law of large numbers whereby the mean or average value changes as the sample size, n increases. According to the law of large numbers, as the sample size increases, the sample mean gets continously closer to the population mean, sample standard deviation follows this same trend and thus variability or spread decreases as sample size increases.

The plausible reason that explains why the t-distribution will have a less spread as the number of degrees of freedom increases is because: as n​ increases, s becomes closer to by the law of large numbers. (Option B)

Note the following:

Based on the theorem of large number, the population mean and sample mean will get closer as the sample size increases.By implication, the sample standard deviation, s, and the population standard deviation, σ becomes closer too, thus, the spread will reduce as the sample size increases.

Therefore, the plausible reason that explains why the t-distribution will have a less spread as the number of degrees of freedom increases is because: as n​ increases, s becomes closer to by the law of large numbers. (Option B)

Learn more here:

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The weight of a small Starbucks coffee is a normally distributed random variable with a mean of 325 grams and a standard deviation of
10 grams. Find the weight that corresponds to each event. (Use Excel or Appendix C to calculate the z-value. Round your final
answers to 2 decimal places.)
3378
318.26
to
33174
a. Highest 10 percent
b. Middle 50 percent
c. Highest 80 percent
d. Lowest 10 percent

Answers

Answer:

a. Above 337.8 grams.

b. Between 318.25 grams and 331.75 grams.

c. Above 316.59 grams.

d. Below 312.2 grams

Step-by-step explanation:

Normal Probability Distribution:

Problems of normal distributions can be solved using the z-score formula.

In a set with mean [tex]\mu[/tex] and standard deviation [tex]\sigma[/tex], the z-score of a measure X is given by:

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

The Z-score measures how many standard deviations the measure is from the mean. After finding the Z-score, we look at the z-score table and find the p-value associated with this z-score. This p-value is the probability that the value of the measure is smaller than X, that is, the percentile of X. Subtracting 1 by the p-value, we get the probability that the value of the measure is greater than X.

Mean of 325 grams and a standard deviation of 10 grams.

This means that [tex]\mu = 325, \sigma = 10[/tex]

a. Highest 10 percent

This is X when Z has a pvalue of 1 - 0.1 = 0.9, so X when Z = 1.28.

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

[tex]1.28 = \frac{X - 325}{10}[/tex]

[tex]X - 325 = 10*1.28[/tex]

[tex]X = 337.8[/tex]

So 337.8 grams.

b. Middle 50 percent

Between the 50 - (50/2) = 25th percentile and the 50 + (50/2) = 75th percentile.

25th percentile:

X when Z has a pvalue of 0.25, so X when Z = -0.675.

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

[tex]-0.675 = \frac{X - 325}{10}[/tex]

[tex]X - 325 = -0.675*10[/tex]

[tex]X = 318.25[/tex]

75th percentile:

X when Z has a pvalue of 0.75, so X when Z = 0.675.

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

[tex]0.675 = \frac{X - 325}{10}[/tex]

[tex]X - 325 = 0.675*10[/tex]

[tex]X = 331.75[/tex]

Between 318.25 grams and 331.75 grams.

c. Highest 80 percent

Above the 100 - 80 = 20th percentile, which is X when Z has a pvalue of 0.2. So X when Z = -0.841.

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

[tex]-0.841 = \frac{X - 325}{10}[/tex]

[tex]X - 325 = -0.841*10[/tex]

[tex]X = 316.59[/tex]

Above 316.59 grams.

d. Lowest 10 percent

Below the 10th percentile, which is X when Z has a pvalue of 0.1, so X when Z = -1.28.

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

[tex]-1.28 = \frac{X - 325}{10}[/tex]

[tex]X - 325 = -1.28*10[/tex]

[tex]X = 312.2[/tex]

Below 312.2 grams

A young couple just purchased a home for $180,000 in a nice area. The realtor suggested they can expect the value of their home to
Increase by 6% each year.
A function model that describes the value of the house is:
h(x) = 180000(1.06)*
where x is the number of years they have owned their home.
Using the model, how much should the house be worth after they have owned it for 5 years? (round to the nearest dollar)
A $954,000
B. $240,881
C. $190,800
D. $234,000
ILL GIVE BRAINLYIEST

Answers

Answer:

D. $234,000

Step-by-step explanation:

6% of $180,000 is $10,800

Multiply that times 5 years

$10,800x5=$54,000

add that value to the base price

$180,000+$54,000=$234,000

How many miles are in 506,880 inches

Answers

Answer:

8 miles

Step-by-step explanation:

Answer:

8 miles

Step-by-step explanation:

1 mile:63360 inches

506880 divided by 63360 = 8

what is the solution set of the equation (x -2) (x-a) = 0 ?

Answers

Answer:
x = 2
x = a
a = x

Answer:

x=2, x=a

Step-by-step explanation:

(x -2) (x-a) = 0

(x-2)(x-a) = 0

x-2=0

x-2+2=0+2

x=2

x-a=0

x-a+a=0+a

x=a

ILL GIVE THE BRAINLIEST pls help me with this question EVERYTHING IS IN THE PICTURE PLS HELP DUE TODAY ​​IF YOU PUT A WRONG ANSWER ILL REPORT YOU FASTER THAN ASSIGMENT IS DUE ​​

Answers

Answer:

300 inches cubed

Step-by-step explanation:

Attached is an image of the explanation. Sorry about the handwriting I was trying to write fast.

Question Help
Find the (a) mean, (b) median, (c) mode, and (d) midrange for the data and then (e) answer the given question
Listed below are the jersey numbers of 11 players randomly selected from the roster of a championship sports team. What do the results tell us?
97 71 334 93 85 59 6 77 39 51
a. Find the mean

Answers

Answer:

(a) Mean = 55.9

(b) Median = 59

(c) Mode = No mode

(d) Midrange = 93

Step-by-step explanation:

(a) Mean

The formula for finding mean of an ungrouped data = Σx/n

Where

Σ is the sum of all the data

n is the number of data in the set

Therefore,

Σx=615

n = 11

Mean = 615/11

=55.9

(b) Median

Median is the middle number after arranging the set of data in either ascending or descending order.

By arranging the numbers, the middle is 59 which is the Median

(c) mode

Mode is the number that occurs most in a set of data.

From the given set of numbers, all the numbers appear once. Therefore, there is no mode

(d) Midrange

This is the difference between the biggest and the smallest number in a set of data.

Therefore,

the midrange = 97-4

=93

If each edge of a cube is 5 cm, what is the volume of the cube?

Answers

Answer:

Volume =[tex]5^{3}[/tex] = [tex]125 cm^{3}[/tex]

Round 5,278 to the nearest thousand.

Answers

answer 5,000 if the number beside it is 4 or lower you round down, if it’s 5 or above you round up
5,000, a trick i learned in 2nd grade was, below four go to the floor( round down) above five climb the vine (round up)

πr2/2 for a half circle

Half circle: 1.5 in

Answers

Answer:

3.5 in²

Step-by-step explanation:

Given:

Radius (r) = 1.5 in.

Formula for area of half circle = (πr²)/2

Required:

Area of the half circle

Solution:

Plug in the values into the formula for area of half circle.

Thus:

Area = (π × 1.5²)2

= 7.06858347/2

Area = 3.5 in² (nearest tenth)

If a Play Station was bought for $558 after a 10%
discount, what was the original price of the Play
Station?

Answers

$620 was the original price for the Playstation.

The original price of the play station is $620.

Given that, the cost of the play station=$558 and discount=10%.

We need to find the original price of the play station.

What is a discount?

The definition of discount is reduced prices or something being sold at a price lower than that item is normally sold for.

Let the original price be x.

Now, x-10% of x=558

⇒x-0.1x=558

⇒0.9x=558

⇒x=$620

Therefore, the original price of the play station is $620.

To learn more about the discount visit:

https://brainly.com/question/3541148.

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Plz help, would be nice if could answer by tonight buh I don’t need the answer till tomorrow night

Answers

Answer:

The correct option is (b).

Step-by-step explanation:

We need to simplify the given expression i.e. [tex](\dfrac{a^4}{b^2})^3[/tex].

We know that,

[tex](\dfrac{a^4}{b^2})^3=\dfrac{(a^4)^3}{(b^2)^3}[/tex]

Also,

[tex](x^a)^b=x^{ab}[/tex]

So,

[tex]=\dfrac{a^{12}}{b^6}[/tex]

So, the correct option is (b).

two primes that add to 24

Answers

Answer:

11+13

Step-by-step explanation:

because of math boom

PLS HELP!!!!
7x=28
x/9=3
5x=125
14=x÷2
8x=40

Answers

Answer:

7x=28

x = 4

x/9=3

x = 27

5x=125

x = 25

14=x÷2

x = 28

8x=40

x = 5

b)Given 0º < x < 360° , solve for x in:
2 sin (2x - 30°) = √3.​

Answers

Answer:

180°

because x is the mid pf 0° and 360°

Given g(x) = -2x – 4, find g(6).

Answers

Answer:

x= -16

Step-by-step explanation:

g(x) =-2x-4

g(6)=-2(6)-4

g(6) = -12-4

g(6)=-16

The value of g(6) for the given function g(x) = -2x – 4 will be -16.

What is a linear function?

A straight line on the coordinate plane is represented by a linear function.

A linear function always has the same and constant slope.

The formula for a linear function is f(x) = ax + b, where a and b are real values.

In another word, a linear function is a function that varies linearly with respect to the changing variable.

Given the function,

g(x) = -2x – 4

Now,

g(6) means value of g(x) at x = 6

So,

g(6) = -2(6) - 4

g(6) = -12 - 4 = -16

Hence "The value of g(6) for the given function g(x) = -2x – 4 will be -16".

For more about the linear function,

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