Quiz about COLLEGE ALGEBRA Chapter 2 Review

Question 1

For the function {(0,1), (1,-3), (2,-4), (-4,1)}, write the domain.

Accepted Answer

D:{0, 1, 2, -4}

Answer

D: {1, -3, -4}

Answer

D:{0, 1, 2, 3, 4}

Answer

D: {0, 1, 2, -3, -4}

Question 2

Identify the range of the following relation:

Accepted Answer

{14, 32, 38, 44}

Answer

{-6, 14, 2, 28}

Answer

{-6,14, 0, 32, 2, 38, 4,44}

Answer

{-6, 0, 2, 4}

Question 3

Question 3.

Accepted Answer

{1, 2, 3, 5}

Answer

{1, 2, 3, 4, 5}

Answer

{-1, 1, 2, 3}

Answer

[1, 5]

Question 4

Question 4.

Accepted Answer

D

Answer

A

Answer

B

Answer

C

Question 5

Question 5.

Accepted Answer

D

Answer

A

Answer

B

Answer

C

Question 6

What is the domain of this function?

Accepted Answer

[-6, 6]

Answer

[0, 7]

Answer

[2, 7]

Answer

No Solution

Question 7

What is the domain of this function?

Accepted Answer

(-3 , 5]

Answer

x = -1

Answer

(5 , -3]

Answer

[-2, 6]

Question 8

Which graph does NOT pass the vertical line test?

Accepted Answer

Graph 1

Answer

Graph 2

Answer

Graph 3

Answer

Graph 4

Question 9

Is this mapping a function or not a function?

Accepted Answer

Not a Function

Answer

Function

Question 10

Given
f(x)= 2x² + 5x - 17, find f(-1).

Accepted Answer

f(-1) = -20

Answer

f(-1) = -24

Question 11

What is the value of f(0)?

Accepted Answer

4

Answer

-2

Answer

2

Answer

0

Question 12

Evaluate f(33)

Accepted Answer

11

Answer

33

Answer

10

Answer

8

Question 13

Given: f(x)=-2x² + 1 , find f(-3).

Accepted Answer

-17

Answer

19

Answer

37

Answer

-11

Question 14

Given: f(x) = 2x² - x - 15, find x when f(x) = -9.

Accepted Answer

x = -3/2, x = 2

Answer

x = 156

Answer

x = 138

Answer

x = 3/2, x = -2

Question 15

f(4) =

Accepted Answer

-7

Answer

-2

Answer

0

Answer

2

Question 16

f(x) = 7, x = _____

Accepted Answer

-3

Answer

-5

Answer

0

Answer

10

Question 17

Find the y-intercept.

Accepted Answer

-2

Answer

-0.667

Answer

2

Answer

0.667

Question 18

Find the x-intercept.

Accepted Answer

-0.667

Answer

-2

Answer

2

Answer

0.667

Question 19

Is the point (-1, -1) on the graph of f(x)?

Accepted Answer

No

Answer

Yes

Question 20

If x = 2, what is f(x)?

Accepted Answer

8/17

Answer

17/8

Answer

-8/17

Answer

-17/8

Question 21

What is the domain of f(x)?

Accepted Answer

$$\left(-\infty,-4\right)\ \cup\ \left(-4,4\right)\cup\left(4,\infty\right)$$

Answer

$$\left(-\infty,\infty\right)$$

Answer

$$\left(-\infty,16\right)\ \cup\ \left(16,\infty\right)$$

Answer

$$\left(-\infty,4\right)\ \cup\ \left(4,\infty\right)$$

Question 22

Question 22.

Accepted Answer

3x² + 4x - 4

Answer

3x² - 4x + 4

Answer

3x² - 4x - 6

Answer

3x² + 4x + 6

Question 23

Question 23.

Accepted Answer

a² - 2a - 7

Answer

a² - 2a - 3

Answer

a² + 2a + 7

Answer

a² + 2a - 3

Question 24

Question 24.

Accepted Answer

4n⁴ + 3n³ - 20n - 15

Answer

4n⁴ - 17n² - 15

Answer

4n⁴ - 3n³ + 20n - 15

Answer

4n⁴ + 23n² - 15

Question 25

Question 25.

Accepted Answer

3a3-12a

Answer

27a3 -12a

Answer

3a³ -12a²

Answer

27a3 -12

Question 26

Question 26.

Accepted Answer

9a + 12

Answer

9a² + 6a + 9

Answer

6a + 6

Answer

9a² - 6a - 9

Question 27

Question 27.

Accepted Answer

-12

Answer

12

Answer

13

Answer

-13

Question 28

Question 28.

Accepted Answer

5

Answer

7

Answer

0

Answer

-5

Question 29

Question 29.

Accepted Answer

-129

Answer

-40

Answer

-22

Answer

159

Question 30

Question 30.

Accepted Answer

3x - 11

Answer

2x² - 14x + 24

Answer

x - 5

Answer

x - 11

Question 31

Question 31.

Accepted Answer

4/5

Answer

5/4

Answer

-2

Answer

80

Question 32

$$g\left(x\right)=\frac{1}{x+2},\ find\ g^{-1}\left(x\right).$$

Accepted Answer

$$\frac{1}{x}-2$$

Answer

$$\frac{-1}{x+2}$$

Answer

$$\frac{2}{x}$$

Answer

$$\frac{1}{x-2}$$

Question 33

Find $$\left(f\circ g\right)\left(x\right)$$

Accepted Answer

$$\frac{3x}{1+2x}$$

Answer

$$\frac{x+2}{3}$$

Answer

$$\frac{3x}{x+2}$$

Answer

$$\frac{2}{x+3}$$

Question 34

Find $$\left(f\circ g\right)\left(x\right)$$

Accepted Answer

$$\frac{4}{x}-5$$

Answer

$$\frac{1}{4x-5}$$

Answer

$$\frac{x}{4}+5$$

Answer

$$4x-5$$

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