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

What is the solution set to x² = 2x – 5?

• {±i}
• {2 ± 2i}
• {1 ± 2i}
• {1, 2}

Tags

CCSS.HSA-REI.B.4B

CCSS.HSN.CN.C.7

Which is a factor of 3x² + 10x – 8 = 0?

• (x - 4)
• (2x - 3)
• (x + 6)
• (3x - 2)

Tags

CCSS.HSA.APR.B.2

Which of the following could be the polynomial with the roots 2, - 3/4 , and 4?

• (x + 2)(x - ¾)(x - 4)
• (x - 2)(x - 3)(x + 1)
• (x - 4)(4x + 3)(x + 2)
• (x - 4)(4x + 3)(x - 2)

Tags

CCSS.HSA.APR.B.3

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

Find the inverse of the function below: 
y = (x + 1)² + 3

• y = (x  - 4)^1/2
• y = (x - 2)^1/2
• y = (x - 3)^1/2 - 1
• y = (x - 1)^1/2 - 3

Tags

CCSS.HSF-BF.B.4A

What is the solution set of (x + 2)^1/2 + 4 = 7

• 11
• 7
• -1
• 5

Tags

CCSS.HSA.REI.A.2

What is the solution set of (n + 8)^1/3 - 6 = -3  

• {19}
• {-35}
• {-29}
• {1}

Tags

CCSS.HSA.REI.A.2

Which is a solution of |4y – 15| = 13?

• y = -½
• y = 7
• y = -8
• y = 1

Tags

CCSS.HSA.REI.A.1

CCSS.HSA.REI.B.3