Factoring Polynomials

Factor completely.

k² - 2k - 24

• (k + 4)(k - 6)

• (k + 4)(k + 6)

• (k + 6)(k - 1)

• (k - 4)(k + 6)

Factor completely:
 3x² + 5x - 12

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

Factor by grouping:

3x³ - x² + 6x - 2

• (x² + 2)(3x + 1)

• (x² + 2)(3x - 1)

• (3x³ + 6x)(x² - 2)

• none of the above

Factor completely: 2x² + 22x + 60

• (2x + 10)(x + 6)

• (x + 5)(x + 6)

• 2(x + 1)(x + 30)

• 2(x + 5)(x + 6)

Factor completely: x² - 6x + 8

• (x - 2)(x - 4)

• (x - 1)(x - 8)

• (x + 2)(x + 4)

• (x + 1)(x + 8)

Factor completely: x² + 16x + 64

• (x + 4)(x + 16)

• (x - 8)(x - 8)

• (x + 2)(x + 32)

• (x + 8)(x + 8)

Tags

CCSS.HSA.APR.C.4

Factor completely: x² - 13x + 40

• (x - 5)(x - 8)

• (x + 5)(x + 8)

• (x - 4)(x - 10)

• (x - 2)(x - 20)

When setting up the X for factoring 3x² - 8x + 4

• Find 2 numbers that multiply to 4 and add up to -8

• Find 2 numbers that multiply to 12 and add up to -8

• Find 2 numbers that multiply to -8 and add up to 12

• Find 2 numbers that multiply to 3 and add up to -8

Factor:
x² + 7x - 30

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

Factor
x² + 9x - 36

• (x + 12)(x - 3)
• (x + 9)(x - 4)
• (x - 12)(x + 3)
• (x - 9)(x - 4)