Functions Review

A relation where every input matches with exactly one output is called what?

• a parabola
• irrational
• exponential
• function

Tags

CCSS.8.F.A.1

Find the function rule.

• y = 2x
• y = 5x+1
• y = 2x-3
• y = 2x +3

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Which set of values is a function?

• (9,5) (10,5) (9,-5) (10,-5)

• (3,4) (4,-3) (7,4) (3, 8)

• (6,-5) (7, -3) (8, -1) (9, 1)

• (2, -2) (5, 9) (5, -7) (1, 4)

Tags

CCSS.8.F.A.1

Is this table a function or not a function? 

• Function
• Not a Function

Tags

CCSS.8.F.A.1

Find the rate of change

• 1

• 2

• 11

• Not a constant ratio/Nonlinear

Tags

CCSS.8.F.B.4

CCSS.HSF.IF.B.6

The function rule for the table is y = x + 7. What are the correct ordered pairs for the table?

• {(0,7), (1,-6), (2,-7), (3,-8)}

• {(0,7), (1,8), (2,9), (3,10)}

• {(0,7), (1,14), (2,21), (3,28)}

• {(0,7), (1,8), (2,11), (3,13)}

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

A linear function is a function whose graph is a...

• Curved line
• An upright U shape
• Straight line 
• None of the above 

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Evaluate f(x)= -2x+13   for f(10)

• -7

• 1

• -8

• 7

Tags

CCSS.HSF.IF.A.2

Write a function that represents the statement below:

A pizzeria charges $12 per pizza plus an additional $3 for delivery. 

• c = 12p + 3

• c = 12p

• c = 3p

• c = 12 + 3p

Tags

CCSS.HSF-BF.A.1A

What is the domain?

• the set of all x-values

• the set of all y-values

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5