Algebra - Topic 3 Review - Linear Functions

Which relation is not a function?

• (2, 9), (−1, −5), (1, 5), (5, 0), (12, 3)

• (−3, 1), (6, 2), (8, 3), (6, 4), (3, 5)

• (5, 1), (4, 2), (3, 3), (2, 4), (1, 5)

• (7, 2), (5, 3), (3, 4), (1, 5), (−1, 6)

Tags

CCSS.HSF.IF.A.1

The domain of the relation is:

• {0, 4, 7, 10, 11, 13, 17, 20}

• {4, 7, 10, 11, 13, 17, 20}

• {7, 10, 13}

• {4, 11, 17, 20}

Tags

CCSS.8.F.A.1

The range of the relation is:

• {0, 4, 7, 10, 11, 13, 17, 20}

• {4, 7, 10, 11, 13, 17, 20}

• {7, 10, 13}

• {4, 11, 17, 20}

Tags

CCSS.HSA.REI.D.11

Find the value of f(–2) for the function f(x) = 4x + 10.

• –3

• -2

• 2

• 18

Tags

CCSS.HSA.REI.B.3

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

• f(x) = 2x – 4

• f(x) = -3x – 4

• f(x) = 3x – 4

• f(x) = 4x +2

Tags

CCSS.HSA.CED.A.2

CCSS.HSA.REI.D.10

CCSS.HSF.IF.C.7

On Saturdays, Eve earns $14 per hour for yard work and an extra amount for dog walking. Look at the table. Choose the linear function f Eve can use to determine her pay.

• f(x) = x + 14

• f(x) = 12x + 16

• f(x) = 12x + 14

• f(x) = 14x + 12

Tags

CCSS.HSA.CED.A.2

CCSS.HSA.SSE.A.1

CCSS.HSF.BF.A.1

CCSS.HSF.LE.A.1

CCSS.HSF.LE.A.2

On Saturdays, Eve earns $14 per hour for yard work and an extra amount for dog walking. Assume Eve does yard work from 8:30 A.M. to 2:00 P.M. and then walks the dog.

Using the function f(x) = 14x + 12, how much does she earn?

• $66

• $77

• $89

• $109

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.B.3

CCSS.HSA.SSE.A.1

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

CCSS.HSF.LE.A.1

Given f(x) = –3x, write an equation for f(x) + 4.

• f(x) + 4 = -3x + 4

• f(x) + 4 = 7x + 4

• f(x) + 4 = 4x - 3

• f(x) + 4 = x - 3

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

Which of the following is an arithmetic sequence?

• 2, 1, 4, 3, 6, 5, …

• 10, 8, 6, 4, 2, −2, …

• 11, 22, 33, 44, 55, 66, …

• 44, 66, 88, 1010, 1212, 1414, …

Tags

CCSS.HSF.LE.A.2

A tie-dye kit with one T-shirt costs $15. Each additional T-shirt costs $4 more. Choose the explicit formula to represent the situation.

• a_n = 11 + 4n

• a_n = 4 + 15n

• a_n = 19 + 4n

• a_n = 15 + 4(n + 1)

Tags

CCSS.HSA.CED.A.1

CCSS.HSF.BF.A.1

CCSS.HSF.BF.A.2

CCSS.HSF.LE.A.1

CCSS.HSF.LE.A.2