Solving Polynomials by Factoring

Solve m² + 12m - 64 =0.

• 16 and -4
• 9/2 and -3
• 4 and -16

Tags

CCSS.HSA-REI.B.4B

8r²-24r=0

• r=0 and r=3
• r=8 and r=3
• r=0 and r=-3
• r=1 and r=3

Tags

CCSS.HSA-REI.B.4B

Solve:

x² = 49

• ± 7

• -7

• ± 2401

• 7

Tags

CCSS.8.EE.A.2

Solve, choose all that apply.

x³ + 2x² + 5x + 10 = 0

• -2

• 2

• -i√5

• i√5

• 0

Tags

CCSS.HSA.APR.B.2

CCSS.HSA.APR.B.3

CCSS.HSN.CN.A.1

CCSS.HSN.CN.A.2

Factor:   x³ + 1

• (x + 1)³
• (x+1)(x² - x + 1)
• (x - 1) (x² + x - 1)
• (x + 1)(x² - 2x + 1)

Tags

CCSS.HSA.APR.C.4

To determine how many x-intercepts the polynomial has, look at the …

• Degree of the function

• End behavior

• Coeffients

• Y-intercept

Tags

CCSS.HSA.APR.B.3

Solve the trinomial:

12x²-12x - 24 = 0

• -1,2

• 1,2

• 1,-2

• -1,-2

Tags

CCSS.HSA-REI.B.4B