Unit 3 Review

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

Is function represented by the table linear or nonlinear?

• linear
• nonlinear

Is this function linear or nonlinear?

• Linear
• Nonlinear

Is the table linear or nonlinear?

• Linear
• Nonlinear

Determine the slope and y-intercept from the following equation:   y = 3/2x + 3

• slope: 5   y-intercept:  (0,3) 
• slope: 3/2   y-intercept:  (0,3) 
• slope:  4  y-intercept:  (0,3/2)
• slope: 1/5   y-intercept:  (0,5) 

Find the slope

• -5/3
• -3/5
• 5/3
• 3/5

Find the slope of the line.

• 1/2
• -1/2
• 2
• -2

What is the slope of the equation?
y = -3x + 4

• -3
• 4
• -4
• 3

Find the slope of the line.

• Undefined
• 0
• 1
• -1

Find the slope

• -5/3
• -3/5
• 5/3
• 3/5