2.5 Direct Variation HW

Pick the correct choice.

• (0,0)

• The Origin

• the y-intercept is 0

  b=0

• All of these

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

CCSS.8.F.B.4

What does the equation of a direct variation look like?

Tags

CCSS.8.EE.B.5

CCSS.8.EE.B.6

CCSS.8.F.B.4

CCSS.8.F.B.5

CCSS.8.SP.A.3

• Knapke

• constant of variation

• y-intercept

• a point

Tags

CCSS.8.EE.B.5

CCSS.8.EE.B.6

CCSS.8.F.A.3

CCSS.8.F.B.4

CCSS.8.SP.A.3

If given a (x, y) in a direct variation, you can calculate k, the constant of variation by ___________.

• Dividing "y" by "x"

• Dividing "x" by "y"

• Multiplying "y" by "x"

• Multiplying "x" by "y"

Tags

CCSS.8.F.A.3

CCSS.8.F.B.4

CCSS.8.SP.A.3

#5 Graph a direct variation equation that has the given ordered pair as a solution.

Tags

CCSS.8.EE.B.5

CCSS.8.EE.B.6

CCSS.8.F.A.1

CCSS.8.F.A.3

CCSS.8.F.B.4

CCSS.8.SP.A.2

#5 Write the direct variation equation that has the ordered pair (5,10) as a solution.

Mathematical Equivalence

ON

Tags

CCSS.8.F.B.4

#6 Graph a direct variation equation that has the given ordered pair as a solution.

Tags

CCSS.8.EE.B.5

CCSS.8.EE.B.6

CCSS.8.F.A.3

CCSS.8.F.B.4

#6 Write the direct variation equation that has the ordered pair (-6,3) as a solution.

Mathematical Equivalence

ON

Tags

CCSS.8.EE.B.6

CCSS.8.F.B.4

#7 Graph a direct variation equation that has the given ordered pair as a solution.

Tags

CCSS.8.EE.B.5

CCSS.8.EE.B.6

CCSS.8.F.A.3

CCSS.8.F.B.4

CCSS.8.SP.A.2

#7 Write the direct variation equation that has the ordered pair (3, -2) as a solution.

Mathematical Equivalence

ON

Tags

CCSS.8.EE.B.6

CCSS.8.F.B.4