9.7-9.8 REVIEW

What does "k" stand for in the direct variation equation?

• constant of equality

• constant of proportionality

• constant of non-proportionality

Which of the following is the equation format for direct variation?

• y = mx + b

• y = kx

What is the equation to find "k", the constant of proportionality?

• y = kx

• y = mx + b

Is the relationship in the table a direct variation?

• Yes

• No

Is the relationship in the table a direct variation?

• Yes

• No

Does the given graph show a direct variation?

• Yes

• No

Does the given graph show a direct variation?

• Yes

• No

Select the correct graph for each inequality.

• A
• B
• C
• _D

Select the correct graph for each inequality.

• A
• B
• C
• D

Select the correct graph for each inequality.

• A
• B
• C
• D