Function and Graphing Test Review

Which of the following is an equation of a line with a slope of zero?

Hint: Convert to Slope-Intercept From and then make your choice.

• 2y = 4

• y + x = 0

• 3x = 4

• y = 2x + 4

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Which equation is not linear?

• y = 4x

• y = 4x – 4

• y = 4x²

• y = 4 – x

Tags

CCSS.8.F.A.3

Which graph represents a relation that is a function?

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Match the following equation to the correct slope and y intercept.

y = -3x

• m = 0

  b = -3

• m = 1

  b = 0

• m = 0

  b = 1

• m = 3

  b = 0

• m = -3

  b = 0

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Match the following equation to the correct slope and y intercept.

y – 2x = 5

• m = 5

  b = 2

• m = 5

  b =-2

• m = -2

  b = 5

• m = 2

  b = 5

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Match the following equation to the correct slope and y intercept.

4x – 2y = -18

• m = -2

  b = -18

• m = 2

  b = 9

• m = -2

  b = -9

• m = 4

  b = -18

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Write an equation for a line with the following slope and y-intercept.

slope:  4  ,  y-intercept:  7

Mathematical Equivalence

ON

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Write an equation for a line with the following slope and y-intercept.

slope:  -3  ,  y-intercept:  0

Mathematical Equivalence

ON

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

State whether the given point is on the line.  Prove your answer. ( Yes or No)

Hint: Check it with the given ordered pair.

( 0 , -7 ) ;  y  =  2x – 7

• Yes

• No

Which line has a negative slope?

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Tags

CCSS.8.EE.B.5