Quiz about Unit 1 Review: Functions and their Graphs

Question 1

Find the slope of the line.

Accepted Answer

-1

Answer

-2

Answer

2

Answer

1

Question 2

What is the slope of the equation?

y = -2x - 1

Accepted Answer

-2

Answer

2

Answer

-2x

Answer

-1

Question 3

Which equation matches the graph?

Accepted Answer

y = 1/4 x + 2

Answer

y = 2x

Answer

y = 1x + 4

Answer

y = 2x - 3

Question 4

Find the slope between ( 2, 3) and (5, 6)

Accepted Answer

1

Answer

3

Answer

4

Answer

6

Question 5

Find the equation that represents the line going through (0, 2) and (-4, 0).

Accepted Answer

y = 1/2 x + 2

Answer

y = 1/2 x - 4

Answer

y = 2x + 2

Answer

y = -2x - 4

Question 6

If two lines are parallel their slopes are ____________

Accepted Answer

the same.

Answer

negative reciprocals of each other.

Question 7

If two lines are perpendicular to each other their slopes are ____________

Accepted Answer

negative reciprocals of each other.

Answer

the same.

Question 8

Are these lines perpendicular?
y = 4x + 2
y = (-1/4)x + 12

Accepted Answer

YES

Answer

NO

Question 9

Are these lines perpendicular?
y = (1/2)x + 2
y = -2x + 13

Accepted Answer

YES

Answer

NO

Question 10

What is the definition of function?

Accepted Answer

Every input has only ONE output

Answer

Has inputs and outputs

Answer

Inputs have different outputs every time

Answer

x-values and y-values

Question 11

Question 11.

Accepted Answer

Not a Function

Answer

Function

Question 12

All of the y values or outputs are called what?

Accepted Answer

Range

Answer

Domain

Answer

Relation

Answer

Function

Question 13

All of the x values or inputs are called what?

Accepted Answer

Domain

Answer

Range

Answer

Relation

Answer

Function

Question 14

Is this graph a function or not a function?

Accepted Answer

Function

Answer

Not a Function

Question 15

Is this graph a function or not a function?

Accepted Answer

Function

Answer

Not a Function

Question 16

What is the range of this function?

Accepted Answer

[150, 275]

Answer

(150, 275)

Answer

[220, 265]

Answer

(220, 265)

Question 17

What is g(7) if:

Accepted Answer

17

Answer

-17

Answer

-13

Answer

13

Question 18

What is f(-2)?

Accepted Answer

4

Answer

1

Answer

1

Answer

DNE

Question 19

4 represents a(n) _____________.

Accepted Answer

Absolute Maximum

Answer

Absolute Minimum

Answer

Relative Maximum

Answer

Relative Minimum

Question 20

The function shown in the graph is:

Accepted Answer

Odd

Answer

Even

Answer

Neither Even nor Odd

Answer

Not a Function

Question 21

Question 21.

Accepted Answer

Not a Function

Answer

Even Function

Answer

Odd Function

Answer

Function - Neither Even Nor Odd

Answer

Both Even and Odd Function

Question 22

Is this function even, odd or neither?

Accepted Answer

Even

Answer

Odd

Answer

Neither

Question 23

What is the name of this parent function?

Accepted Answer

Cubic Function

Answer

Quadratic Function

Answer

Linear Function

Answer

Square Root Function

Question 24

What is the name of this parent function?

Accepted Answer

Linear Function

Answer

Quadratic Function

Answer

Cubic Function

Answer

Exponential Function

Question 25

Name the parent function.

Accepted Answer

linear

Answer

constant

Answer

quadratic

Answer

exponential

Question 26

Which equation describes the transformation of shifting f(x)=x² two units right?

Accepted Answer

(x - 2)2

Answer

x2 + 2

Answer

x2 - 2

Answer

(x + 2)2

Question 27

What are the transformations?
y=3(x-4)²?

Accepted Answer

horz shift right 4, vert stretch by a factor of 3

Answer

horz shift left 4, vert stretch by a factor of 3

Answer

horz shift right 4, vert stretch by a factor of 1/3

Answer

horz shift right 4, vert shift up 3

Question 28

When f(x) = 2x and g(x) = x²+3 , find f(g(x)).

Accepted Answer

2x2+6

Answer

x2+2x+3

Answer

4x2+3

Answer

2x2+3

Question 29

g(x)=3x+4
h(x)=3x-1
Find g(h(x))

Accepted Answer

9x+1

Answer

-9x+11

Answer

4x2+4x

Answer

9x+11

Question 30

Find the inverse of f(x) = -4x - 12

Accepted Answer

f^-1(x) = -1/4x - 3

Answer

f^-1(x) = 4x - 3

Answer

f^-1(x) = 1/4x + 3

Answer

f^-1(x) = -4x - 3

Question 31

Are the following inverses of each other? Use composition of functions. fog(x) and gof(x)

Accepted Answer

False

Answer

True

Question 32

Was the inverse function found correctly?

Accepted Answer

no

Answer

yes

Question 33

Find the inverse of
f(x) = 1/4x - 7

Accepted Answer

f^-1(x) = 4x + 28

Answer

f^-1(x) = 4x + 7

Answer

f^-1(x) = -4x + 28

Answer

f^-1(x) = -4x - 7

Unit 1 Review: Functions and their Graphs

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