M8 Chapter 6 Functions 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 this graph a function or not a function? 

• Function
• Not a Function

Is the relation a function? Why.

• Yes, because the x-value 11 has two y-values pair with it.
• Yes, because each x-value has only one y-value paired with it.
• No, because the x-value 11 has two y-values pair with it.
• No, because each x-value has only one y-value paired with it.

Find the output of the function y = (1/2)x - 4 for an input of 8.

• 12
• 0
• -2
• 4

Write in slope intercept form given the slope: m=3 and y int: -2

• y=3x-2
• y=2/3x
• y=-2x+3
• y=3x

• Function
• Not a Function

• Function
• Not a Function

Is this function linear or nonlinear?

• Linear
• Nonlinear

Tags

CCSS.8.F.A.3

• Function
• Not a Function

Is this mapping a function or not a function? 

• Function
• Not a Function