Algebra Ch 5 Review Functions

What is the domain of a relation?

• the set of all x-values

• the set of all y-values

Which is the set of all y-values or the outputs?

• Domain

• Range

• Relation

• Function

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

What is the range?

• {-3, -1, 2, 4}

• {0, 4, 7} 

• {0, 4, 4, 7}

• {7, 4, 0}

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

What is the range of the following relation:
(9, -2) (4, 3)  ( 8, 10) ( -4, 8)

• -4, 4, 8, 9

• -2, 3, 8, 10

• (9, -2) ( 4, 3)

• (8, 10) (-4, 8)

Which set of ordered pairs is not a function?

• (1, 3), (2, 7), (3, 8), (4, 11)

• (2, 3), (4, 9), (3, 8), (4, 15)

• (1, 2), (3, 5), (6, 9), (7, 11)

• (-9, 4), (-6, 3), (-2, 8), (0, 21)

Tags

CCSS.8.F.A.1

What is the domain?

• {0, 1, 2, 15}

• (0, 1, 2, 3}

• {3, 7, 11, 15}

• {3, 7, 11, 3}

Evaluate f(2) when f(x) = x+3

• f(2) = 2

• f(2) = 3

• f(2) = 5

• f(2) = 6

Tags

CCSS.HSF.IF.A.2

Evaluate f(10) when f(x)=2x+1

• f(10) = 3

• f(10) = 10

• f(10) = 21

• f(10) = 30

Tags

CCSS.HSF.IF.A.2

What is f(6) for the function f(x) = 3x - 8

• -8

• 10

• -144

• 18x - 48

Tags

CCSS.HSF.IF.A.2

6x + 10 > 5x - 12

• x > 2

• x < -2

• x < -22

• x > -22