Direct Variation / Slope Graphs

What type of relationship is a direct variation.

• proportional

• non-proportional

Tags

CCSS.7.RP.A.2A

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

• constant of equality

• constant of proportionality

• constant of non-proportionality

Tags

CCSS.HSF-LE.A.1B

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

Tags

CCSS.7.RP.A.2B

Determine if there is a constant of proportionality, k.

If there is a k, what is it?

• There is no k

• k = 8

Tags

CCSS.7.RP.A.2B

Does the graph show a proportional relationship?

• Yes

• No

Tags

CCSS.7.RP.A.2D

What is the equation for the given graph?

Tags

CCSS.8.EE.B.5

What is the equation for the given graph?

Tags

CCSS.8.EE.B.5

Write an equation for this relationship.

• y=4x
• y=1/8x
• y=1/4x
• y=8x

Tags

CCSS.6.EE.C.9

Is the given table a direct variation? If so, what is the constant?

• Yes; 1/4
• Yes; 4
• Yes; 2
• No