Math 8 NC Check In Review FUNCTIONS

Which equation has a slope that is 1/2 unit greater than the slope of the graphed function?

• y = 1/4x

• y = 1/2x

• y = 3/4x

• y = 7/2x

Tags

CCSS.8.EE.B.5

CCSS.8.EE.B.6

CCSS.8.F.A.2

Which relation is a Function?

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Tags

CCSS.8.F.A.1

Which equation has the same slope as the graphed function?

• y = 3/4x + 5

• y = 4/3x -5

• y = 5/7x -5

• y = 7/5x +5

Tags

CCSS.8.EE.B.5

Which equation has the same Y-INTERCEPT as the function in the table?

• y = 2x + 3

• y = -2x + 5

• y = 2.5x -3

• y = -2.5x -5

Tags

CCSS.8.F.A.2

CCSS.HSF.IF.C.9

Which graph represents the function y = 2x?

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Tags

CCSS.8.EE.B.5

Which is the equation of the line graphed below?

• y = 2/3x - 2

• y = 2/3x + 3

• y = 3/2x - 2

• y = 3/2x + 3

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

In which table is y a function of x?

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Tags

CCSS.8.F.A.1

In which set of relations is y a FUNCTION of x?

• {(1,10) (1,9) (1,8) (1,7)}

• {(2,5) (3,7) (2,4) (4,6)}

• {(3,5) (3,6) (4,8) (5,10)}

• {(4,3) (5,3) (6,3) (7,3)}

Tags

CCSS.8.F.A.1

Marci wrote an equation to describe the relationship shown in the table. The equation is of the form y=mx+b where x = the time in days and y = the weight in ounces. Which is the value of b in Marci's equation?

• 1.5

• 2.8

• 13

• 3

Tags

CCSS.HSF.LE.B.5

The table defines a linear relationship between x and y. If the relationship is described as y = mx + b, what is the value of m?

• 4

• 6

• 20

• 26

Tags

CCSS.HSF-LE.A.1B