Linear Functions

Slope is another word for:

• Initial Value
• Rate of Change
• Change in Y's
• Y-intercept

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

Which graph is linear?

• Graph A
• Graph B
• Graph C
• Graph D

Is the table linear or nonlinear?

• Linear
• Nonlinear

What is the y-intercept in the following equation:  y=-4x-5

• -4
• -4x
• 5
• -5

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 from the table.

• -4
• 1
• 4
• -2

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

• -3
• 4
• -4
• 3