Functions Review

Functions Review

Multiple Choice

What is the equation of an absolute value function?

• y = mx+b

• y = x²

• y = | x |

• y = x

Multiple Choice

In the equation y = | -2 | what is the output?

• 2

• -2

• 4

• 0

Multiple Select

What two inputs (x-values) could have an output (y-value) of 3 in the function y = | x |?

• 0

• 3

• -3

• 9

Multiple Choice

In this graph, what is the output if the input is 2?

• 2

• 0

• 4

• 8

Multiple Select

What output value will both inputs of 4 and -4 have in the function y = x²?

• 4

• 16

• 8

• 12

Multiple Choice

Which of the following does NOT represent a cubic function?

• y = x³

• (0,1) (1,1) (2,4) (3,9)

Multiple Choice

What would the output be if the input is negative in a cubic function?

• Negative

• Positive

Multiple Choice

What is the equation of the line that passes through the points (0,2) and (5,12)?

• y = 1/2x - 2

• y = 2x + 2

• y = 1/2x + 2

• y = 2x +12

Fill in the Blanks

What is the slope of the line that passes through the points (2,4) and (6,3)

Fill in the Blanks

What is the slope of the line that passes through the points (0,3) and (4,15)?

Fill in the Blanks

What is the slope of the following graph?

Multiple Choice

Which function has the greater slope?

Multiple Choice

Which has the greater slope?

• (0,1) (2,6) (4,11)