Factoring

Factor
n²-13n+40

• (n-5)(n-8)

• (n+5)(n-8)

• (n-5)(n+8)

• (n+6)(n+1)

Factor
v² - 6v + 9

• (v-3)²

• (v-6)²

• (v-9)(v+6)

• not factorable

Tags

CCSS.HSA.APR.C.4

Factor
k² - 2k - 24

• (k+4)(k-6)

• (k+4)(k+6)

• (k+6)(k-1)

• (k-4)(k+6)

Factor
x² + 5x + 4

• (x + 4)(x + 1)

• (x + 2)(x + 2)

• (x + 4)(x - 1)

• (x + 5)(x + 1)

Tags

CCSS.HSA-REI.B.4B

Tags

CCSS.HSF-IF.C.7C

What is a method of checking your work when factoring?

• FOIL

• asking the teacher every time

• assume you're correct

• division

Factor:
x² - 49

• (x + 7)(x - 7)

• (x + 7)²

• (x - 7)²

• (x+7)(x-1)

Tags

CCSS.HSA.APR.C.4

Factor
n² + 16n + 63

• (n-7)(n+4)

• (n+7)(n-9)

• (n-3)(n-10)

• (n+7)(n+9)

Factor
k²+7x+10

• (k+2)(k+5)

• (k-2)(k-5)

• (k+10)(k+4)

• (k+2)(k-5)