IM3 Unit 5 Review

What is (r - b)(x) ?

• 5x - 6

• x^2 + 5x + 6

• 5x + 6

• -5x - 6

Tags

CCSS.HSF-BF.A.1B

What is the product of the functions f(x) and g(x)?

• 4x^2 + 17x + 4

• 4x^2 + x + 4

• 4x^2 + 5x + 1

• 4x^2 - x + 4

Tags

CCSS.HSF-BF.A.1B

What is (f/g)(x) ?

• (5x - 4)/(3x^2)

• (-5x + 4)/(3x^2)

• (5x + 4)/(3x^2)

• (-5x - 4)/(3x^2)

Tags

CCSS.HSF-BF.A.1B

Find the value of (b ∘ c)(-5)

• 231

• -231

• 52

• -52

Tags

CCSS.HSF-BF.A.1C

What is the inverse of the function h(x) = x - 9?

• h⁻¹(x) = x + 9

• h⁻¹(x) = x - 9

• h⁻¹(x) = 1/(x + 9)

• h⁻¹(x) = 1/(x - 9)

Tags

CCSS.HSF-BF.B.4A

What is the inverse of the function y = (x + 5)²?

• A) y = 1/5 ± √x

• B) y = 1/5 ± √(5x)

• C) y = -5 ± √x

• D) y = 1/5 ± √(x/5)

Tags

CCSS.HSF-BF.B.4A

What is the simplified form? Assume all variables are positive.

• A) 1/128

• B) 1/16

• C) 128

• D) 16

Tags

CCSS.8.EE.A.1

What is the simplified form? Assume all variables are positive.

• A) d

• B) 1/d^(7/3)

• C) d^(17/3)

• D) d^5

Tags

CCSS.8.EE.A.1

What is the equation of the function graphed in the correct answer section?

• y = √(x - 1) + 2

• y = √(x + 1) + 2

• y = √(x + 2) - 1

• y = √(x - 2) + 1

Tags

CCSS.HSF-IF.C.7B

Simplify the radical expression.

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