Free Printable Quiz 2 MMW

1.

A set of ordered pairs is called what?

a)

Coordinates

b)

Relation

c)

Function

d)

Vertical Line Test

2.

A relation where every input yields one and only one output is called what?

a)

Relation

b)

Linear

c)

Exponential

d)

Function

3.

Which relation is NOT a function?

a)

{(1,-5), (3,1), (-5,4), (4,-2)}

b)

{(2,7), (3,7), (4,7), (5,8)}

c)

{(1,-5), (-1,6), (1,5), (6,-3)}

d)

{(3,-2), (5,-6), (7,7), (8,8)}

4.

All of the x values or inputs are called what?

a)

Domain

b)

Range

c)

Relation

d)

Function

5.

All of the y values or outputs are called what?

a)

Domain

b)

Range

c)

Relation

d)

Function

6.

Is the relation a function? Why.

a)

Yes, because the x-value 11 has two y-values pair with it.

b)

Yes, because each x-value has only one y-value paired with it.

c)

No, because the x-value 11 has two y-values pair with it.

d)

No, because each x-value has only one y-value paired with it.

7.

Is this mapping a function or not a function?

a)

Function

b)

Not a Function

8.

Is this mapping a function or not a function?

a)

Function

b)

Not a Function

9.

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

a)

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

b)

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

c)

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

10.

Does this relation represent a function?

a)

No

b)

Yes

11.

What is f(6) for the function f(x)=3x-8

a)

-8

b)

10

c)

-144

d)

answer not here

12.

What is $f\left(0\right)$ for the function $f\left(x\right)=2x+3$

a)

2x

b)

-3

c)

3

d)

10

13.

$Given\ h\left(x\right)=x^2-4\ what\ is\ h\left(6\right)?$

a)

32

b)

0

c)

-4

d)

77

14.

If $f\left(x\right)\ =\ x-1$ and $g\left(x\right)=5x-2$ , then $\left(f+g\right)\left(x\right)=$

a)

$5x^2+1$

b)

$5x^2-3$

c)

$6x+1$

d)

$6x-3$

15.

If $f\left(x\right)\ =\ x-1$ and $g\left(x\right)=5x-2$ , then $\left(f-g\right)\left(x\right)=$

a)

-4x - 3

b)

-4x +1

c)

6x + 1

d)

6x - 3

16.

If $f\left(x\right)\ =\ x-1$ and $g\left(x\right)=5x-2$ , then $\left(f\cdot g\right)\left(x\right)=$

a)

$5x-3$

b)

$5x^2+2$

c)

$5x^2-7x+2$

d)

$5x-7$

17.

If $f\left(x\right)\ =\ x-1$ and $g\left(x\right)=5x-2$ , then $\left(\frac{f}{g}\right)\left(x\right)$

a)

$\frac{x-1}{5x-2}$

b)

$\frac{5x-2}{x-1}$

c)

$\frac{-1}{3}$

d)

$-3$

18.

If $f\left(x\right)\ =\ x+5$ and $g\left(x\right)=3x-7$ , then $\left(f\circ g\right)\left(x\right)=$

a)

$3x-2$

b)

$3x+8$

c)

$3x^2+8x-35$

d)

$3x-12$

19.

If $f\left(x\right)\ =\ x+5$ and $g\left(x\right)=3x-7$ , then $\left(g\circ f\right)\left(x\right)=$

a)

$3x-2$

b)

$3x+8$

c)

$3x^2+8x-35$

d)

$3x-12$

20.

If $f\left(x\right)\ =\ x^2+6x-2$ and $g\left(x\right)=x-6$ , then $\left(f\circ g\right)\left(x\right)=$

a)

$x^2-6x+34$

b)

$x^2-6x-2$

c)

$x^2+6x-8$

d)

$x^2+6x-2$

21.

If $f\left(x\right)\ =\ x^2+6x-2$ and $g\left(x\right)=x-6$ , then $\left(g\circ f\right)\left(x\right)=$

a)

$x^2-6x+34$

b)

$x^2-6x-2$

c)

$x^2+6x-8$

d)

$x^2+6x+12$

22.

If $f\left(x\right)=5x$ , $g\left(x\right)=-2x+1$ , and $h\left(x\right)=x^2+6x+8$ , find $f\left(g\left(-2\right)\right)$ . (Your answer should be a number.)

(a)

23.

Find $(f-g)(2)$ if $f(x)=4x+10$ and $g(x)=3x-7$

(a)

24.

What is the definition of function?

a)

Has inputs and outputs

b)

Every input has only ONE output

c)

Inputs have different outputs every time

d)

x-values and y-values

25.

f(x) = 3x² - 11
Find f(-5)

a)

f(-5) = 64

b)

f(-5) = -86

c)

f(-5) = 214

d)

f(-5) = -7

Quiz 2 MMW

Total questions: 25

Worksheet time: 1hrs 22mins

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