Functions Review Algebra

Find f(2).

• -1

• 0

• 1

• 2

Find x when f(x)=2. (Select all correct answers.)

• -1

• 0

• 1

• 2

• 3

What is the name of the parent function and equation for the graph?

• Quadratic - y = x²

• Absolute Value - y = |x|

• Square Root - y = √x

• Cube Root - y = ∛x

What is the name of the parent function and equation for the graph?

• Rational - y = 1/x

• Absolute Value - y = |x|

• Linear - y = x

• Quadratic - y = x²

What is the definition of function?

• Has inputs and outputs

• Every input has only ONE output

• Inputs have different outputs every time

• x-values and y-values

f(x)=2x+1
If f(x)=4, what is the value of x?

• 3/2

• 2

• 1/2

• 4

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

• f(-1) = -20

• f(-1) = -24

What is f(1)?

• 1

• 5

• 0

• 4

What is x if

f(x) = -2?

• 4

• 0

• 3

• 8

Find x when g(x)= -1. (Select all correct answers.)

• -1

• 0

• 1

• 2

• 3