Quiz about Functions & Linear Functions REVIEW

Question 1

Which graph does NOT pass the vertical line test?

In other words, which graph is NOT a function?

Accepted Answer

Graph 1

Answer

Graph 2

Answer

Graph 3

Answer

Graph 4

Question 2

Which set of values is a function?

Accepted Answer

(6,-5) (7, -3) (8, -1) (9, 1)

Answer

(9,5) (10,5) (9,-5) (10,-5)

Answer

(3,4) (4,-3) (7,4) (3, 8)

Answer

(2, -2) (5, 9) (5, -7) (1, 4)

Question 3

Is the graph below a function? Why or why not?

Accepted Answer

It is a function, because no vertical lines hit it twice.

Answer

It's not a function, because a vertical line hits it twice.

Answer

It's not a function, because no vertical lines hit it twice.

Answer

It is a function, because a vertical line hits it twice.

Question 4

Is the graph a function? Why or why not?

Accepted Answer

It's not a function, because a vertical line hits it twice.

Answer

It is a function, because no vertical lines hit it twice.

Answer

It's not a function, because no vertical lines hit it twice.

Answer

It is a function, because a vertical line hits it twice.

Question 5

Is this a function? Why or why not?

Accepted Answer

It's not a function, because an x has multiple y's.

Answer

It is a function, because each x has only one y.

Answer

It's not a function, because a y has multiple x's.

Answer

It is a function, because each y has only one x.

Question 6

Find the slope:

Accepted Answer

m= 4

Answer

m=1/4

Answer

m=-4

Answer

m=-1/4

Question 7

Who saves more per day: Adam or Bianca?

Accepted Answer

They save the same amount.

Answer

Adam

Answer

Bianca

Question 8

Which panda is growing faster?

Accepted Answer

Mochi

Answer

Kappa

Answer

Po the dragon warrior

Answer

Jack Black

Question 9

The Roaming Cell Phone Company charges $15.00 per month plus $0.20 per minute of airtime usage.  If Juanita uses x minutes of airtime, what is an equation that can be used to determine her monthly cell phone bill (C)?

Accepted Answer

C = 0.20x + 15

Answer

C =15 (0.20x)

Answer

C = 15 + x + 0.20

Answer

C = 0.20 + 15x

Question 10

Find the slope of the line.

Accepted Answer

Undefined

Answer

0

Answer

1

Answer

-1

Question 11

Find the slope of the line.

Accepted Answer

0

Answer

Undefined

Answer

1

Answer

-1

Question 12

Randy charges his tenants $400 each month to rent his houses plus $600 security deposit. In the new year, the property taxes increased on the area where he rents so as a result he must increase the rate of change by $25 to ensure his profits are not harmed. What equation best represents how much his tenants will now have to pay?

Accepted Answer

y = 425x + 600

Answer

y = 425 + 600x

Answer

y = 400x + 625

Answer

y = 400 + 625x

Question 13

What is the rate of change (slope) to rent a raft from Ryan's Rafts?

Accepted Answer

$2.25 per hour

Answer

$15 per hour

Answer

$17.25 per hour

Answer

$1 per hour

Question 14

Is the function linear or nonlinear?

Accepted Answer

Nonlinear

Answer

Linear

Question 15

Is the function linear or nonlinear?

Accepted Answer

Linear

Answer

Nonlinear

Question 16

Is the function linear or nonlinear?
y = 3x² - 4x + 2

Accepted Answer

Nonlinear

Answer

Linear

Question 17

Which is the graph of y= -x + 2?

Accepted Answer

A

Answer

B

Answer

C

Answer

D

Question 18

Which equation is being represented by this line?

Accepted Answer

y = -1x + 2

Answer

y = 1/2x + 2

Answer

y = 3x -4

Answer

y = -3x +2

Question 19

which of the following is a linear graph?

Accepted Answer

Option A is correct

Answer

B.

Answer

C.

Answer

D.

Question 20

Is this function linear or nonlinear?

Accepted Answer

Linear

Answer

Nonlinear

Question 21

Compare the rates of change. Which statement is true about the growth of trees A, B, and C?

Accepted Answer

Tree B has the greatest rate of change.

Accepted Answer

Tree C was the tallest when it was planted.

Answer

They have the same rate of change.

Answer

Tree A has a negative rate of change, while Tree B and C have positive rates of change.

Answer

Tree A was the tallest at 2 months.

Question 22

What does the slope represent in this situation?

Accepted Answer

The sloth runs 6 feet in 1 minute.

Answer

The sloth runs 1 feet in 3 minutes.

Answer

The sloth runs 3 feet in 1 minute.

Answer

The sloth runs fast.

Functions & Linear Functions REVIEW

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