Quiz 5 Review (Factoring)

Factor the common factor out:
-8n³ + 2n²

• 2n²(4n-1)
• -2n²(4n - 1)
• n²(8n - 2)
• 3n(4n+1)

Factor:
x² + 7x - 30

• (x + 10)(x - 7)
• (x - 10)(x + 3)
• (x + 10)(x + 3)
• (x + 10)(x - 3)

Factor
k² - 2k - 24

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

Factor:
9x² - 49

• (3x + 7)(3x - 7)
• (3x + 7)²
• (x - 7)²
• (x+7)(x-7)

Factor:
 2m² + 3m - 9

• 2(m + 3)(m - 3)
• (2m - 3)²
• (m + 3)(2m - 3)
• (2m + 3)(m - 3)

Tags

CCSS.HSA.APR.A.1

CCSS.HSA.SSE.A.2

Factor
(Hint: how many terms do you see?)
3x³ - x² - 6x+2

• (x²+2)(3x+1)
•  (x²-2)(3x-1)
• (3x³+6x)(x²-2)
• none of the aboe

How do you check to see if you factored correctly?

• Assume you are correct
• Asking the teacher every time
• Distribute/FOIL
• Division