Quadratics - Part 1

Factor
k²+7x+10

• (k+2)(k+5)
• (k-2)(k-5)
• (k+10)(k+4)
• (k+2)(k-5)

Factor
3v² - 4v - 7

• (3v-7)(v+1)
• 3(v-7)(v-1)
• (3v+1)(v-9)
• (3v+1)(v-10)

Factor
n²-13n+40

• (n-5)(n-8)
• (n+5)(n-8)
• (n-5)(n+8)
• (n+6)(n+1)

Tags

CCSS.HSA.REI.B.4

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

Factor
81m² - 1 

• not factorable
• (m-9)(m+9)
• 9m(9m-1)
• (9m-1)(9m+1)

Tags

CCSS.HSA.APR.C.4

12x + 9

• 3(4x + 3)
• x(12+9)
• 3(4x - 3)
• not factorable

Tags

CCSS.7.EE.A.1

   6m² + 16m

• 2(3m² + 8m)
• 2m(3m + 8)
• 2m(3m - 8m)
• not factorable

Tags

CCSS.HSA.APR.A.1

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

What should be added to make a perfect square trinomial?
x² + 8x + _____

• -16
• 16
• -64
• 64

Write x² - 10x + 25 as a binomial squared

• (x - 10)²
• (X + 5)²
• (x + 10)²
• (x - 5)²

Solve: (x + 2)² = 25

• x = 5 or -5
• x = 3 or -3
• x = 7 or -3
• x = -7 or 3

Tags

CCSS.HSA-REI.B.4B

Solve: 4x² - 1 = 48

• x = 7/2 or -7/2
• x = 2/7 or -2/7
• x = 49/4 or -49/4
• x = 47/4 or -47/4

Tags

CCSS.8.EE.A.2