Evaluate Functions

What is f(−4) for the function f?

f(x) = 2x + 3

• -5

• -4

• -2

• -7

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

What is f(5) for the function f?

f(x) = 2(x - 7)

• 3

• -4

• -3

• 1

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

What is the range of the function

f(x) = x² − 6

when the domain is {–3, 3}?

• {3}

• {-3}

• {-3, 3}

• {0, 3}

For the function f(x) = 4x + 2, find x such that f(x) = 2.

• 10

• 2

• -2

• 0

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.A.1

CCSS.HSA.REI.B.3

What is the domain of the function

f(x) = 4 + 2x

when the range is {0, 6}?

• {4, 36}

• {4, 16}

• {-2, 1}

• {2, -1}

Which equation represents the pattern shown in the table?

• y = ¹/₂x + 2

• y = ¹/₂x - 2

• y = 2x - 2

• y = 2x + 2

If f(x) = 5 - 3x, what is f(x - 1)?

• 2x + 3

• 2x - 3

• -3x + 8

• -3x + 2