Direct and Inverse Variation

True or False:
An inverse variation is always a curve and a direct variation is always a line?

• True

• False

The ordered pair (9,-4) lies on the graph of a direct variation. Graph the ordered pair (9,-4) and 2 additional points that lie on the same direct variation.

What type of variation?

• Direct

• Inverse

• Neither

The ordered pair (5,7) lies on the graph of a direct variation.

Plot the ordered pair (5,7) and 2 other points that lie on the same direct variation7

Identify if Direct, Inverse or Neither.

• Direct

• Inverse

• Neither

The time required to complete a job varies inversely as the number of people working. It took 4 hours for 7 electricians to wire a building. How long would it have taken 3 electricians to have the job done?

• 1 hr 43 min

• 5 hr 15 min

• 7 hr 30 min

• 9 hr 20 min

Identify if the function below is Direct, Inverse or Neither:

• Direct

• Inverse

• Neither

Tags

SOL A.8

Identify if the function is Direct, Inverse or Neither.

• Direct

• Inverse

• Neither

Identify if Direct, Inverse or Neither.

• Direct

• Inverse

• Neither

Identify if Direct, Inverse or Neither

• Direct

• Inverse

• Neither