Algebra Review

Factor:
8x² + 22x + 5

• (x + 1)(2x + 5)
• (8x + 1)(x + 5)
• (4x + 1)(2x + 5)
• (4x - 1)(2x - 5)

Tags

CCSS.HSA.APR.A.1

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

Factor
k² -2k - 24

• (k+4)(k-6)
• (k+4)(k+6)
• (k+6)(k-1)
• (k-4)(k+6)

Tags

CCSS.HSA.REI.B.4

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

Simplify the following:
-2 ⋅ (3 + 8 ÷ 4)²

• -16
• 1.375
• 4
• -50

Tags

CCSS.7.NS.A.3

Find the sum (3 - 2x + 2x²) + (4x -5 +3x²)

• 7x -7x + 5x²

• 5x² + 2x - 2

• 5x²

• 5x² + 6x +8

Tags

CCSS.HSA.APR.A.1

Factor completely

x³ - 4x² - 4x + 16

• (x + 4)(x + 2)

• (x - 4)(x - 2)(x + 2)

• (x + 4)(x² + 4)

• (x - 4)(x - 2)

Factor:  27x³ + 8

• (3x + 2)(9x² - 6x + 4)
• (9x + 2)(3x² + 18x + 4)
• (3x²+4)(9x + 2)
• (27x + 8)(x² - 216x + 64)

Tags

CCSS.HSA.APR.C.4

Use the quadratic formula to find the solutions for
y = -x² - 5x + 12

• -4.9 and -0.1
• -8.54 and 8.54
• -0.45 and 3.55
• -6.77 and 1.77

Tags

CCSS.HSA-REI.B.4B

Solve
4m² - 100 = 0

• m=25, -25
• m=96
• m=5, -5
• m=-96

Tags

CCSS.8.EE.A.2

Solve
2x² + 17x + 21 = 0

• x= ^-21/₂, -17
• x= ²/₃, 16
• x=-7, ^-3/₂
• x=15, -³/₇

Tags

CCSS.HSA-REI.B.4B

Simplify
(x²-49)/(x²+9x+14)

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

Tags

CCSS.HSA.APR.D.6