Algebra 2 review 1

Which of the following is the factored   form of x³ – 125?

• (x - 5)³
• (x - 5)(x² + 25)
• (x - 5)(x² + 5x + 25)
• (x - 5)(x² - 5x + 25)

Tags

CCSS.HSA.APR.C.4

If f(x) = -3x and g(x) = -x + 8, which of the following expressions represent g(f(x))?

• 3x - 24
• 3x + 8
• 3x² - 24
• 3x² + 8

Tags

CCSS.HSF-BF.A.1C

Find  f(g(1)).   f(x) = 2x² – x + 1 and g(x) = 4x + 3

• 92
• 11
• 81
• 103

Tags

CCSS.HSF-BF.A.1C

What is the domain of the absolute value function?

• (4, 0)
• (0, 4)
• (-infinity, infinity)
• [4, infinity)

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

Find the zeros.

• 0 and 4
• 0 and -4
• 0
• -4

Tags

CCSS.HSF-IF.C.7A

Factor by grouping:
x³+7x²-2x-14

• (x²-2)(x-7)
• (x²+2)(x-7)
• (x²+2)(x+7)
• (x²-2)(x+7)

Which function is the inverse of f(x) = 3x - 10?

• f^-1(x) = 1/3x + 10/3

• f^-1(x) = -3x - 10

• f^-1(x) = -1/3x + 10

• f^-1(x) = -3x + 10

Find the value of the discriminant: 4x²-7x+8

• √79
• √-79
• -79
• -7±i√79/8

Tags

CCSS.HSA-REI.B.4B

Factor 9x²-64

• (3x-8)(3x+8)
• (2x-8)(2x+8)
• (3x-4)(3x+4)
• (3x-8)²

Tags

CCSS.HSA.APR.C.4

What is the Range of this linear function?

• -6 ≤ y ≤ 6

• 0 ≤ y ≤ 6

• No Solution

• 4 ≤ y ≤ 3