Review Slope and Rate of Change

Which of these lines has a slope of -3?

• A

• B

• C

• D

What is the rate of change for the following graph?

• 80

• 20

• 40

• 160

Find the slope.

• 3/2

• -2/3

• 2/3

• -3/2

Find the slope of the line.

• -2

• 2

• -1

• 1

• A

• B

• C

• D

A ratio that

compares the amount of change in a

dependent variable to the amount of

change in an independent variable

The rate of change between any two points on a line. The ratio of the rise, or vertical change, to the run or horizontal change.

• b

• horizontal change

• vertical change

• slope

what is rate of change?

• The rate one quantity changes due to another quantity

• X-axis

• Z+x=a

• Undefined

rise/run; rate of change; Change in y/Change in x

• slope

• x-intercept

• y-intercept

• undefined

Which of the following are ways to find the rate of change?

• change in y over change in x

• rise over run

• subtract y coordinates over subtract x coordinates

• all of the above