linear functions

Identify the slope and y-intercept of:
y = 1/5x + 5

• slope: 1/6   y-intercept:  4 
• slope: 1/5   y-intercept:  5 
• slope: 5/1   y-intercept:  5 
• slope: 1   y-intercept:  5 

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

What slope is parallel to:  
m = 3/4

• 4/3
• 3/4
• -3/4
• -4/3

Tags

CCSS.8.EE.B.5

What slope is perpendicular to:  
m = 5/8

• -5/8
• 5/8
• -8/5
• 8/5

Tags

CCSS.8.EE.B.6

What is the definition of a function?

• Has inputs and outputs
• Every input has only ONE output
• Inputs have different outputs every time
• x-values and y-values

Tags

CCSS.8.F.A.1

Which statement is true?

• A vertical line has a slope of zero.
• A line that contains points in Quadrant I and Quadrant III must have a negative slope.
• A line that rises as you move to the right along the line has a positive slope.
• A horizontal line has no slope.

Tags

CCSS.8.EE.B.5