Factoring Quadratics

Which answer choice lists all the factors for 27?

• 3, 9

• 1, 3, 9, 27

• 1, 3, 6, 9, 12, 27

Tags

CCSS.4.OA.B.4

Which is a NOT a factor of 9?

• 0

• 1

• 3

What is the GCF of 18 and 24?

• 3
• 6
• 8
• 9

Tags

CCSS.6.NS.B.4

Factor
k²+7k+10

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

Tags

CCSS.HSA.APR.A.1

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

factor:x² - 25

• ( x + 5 ) ( x - 5 ) 
• ( x - 5 ) ( x - 5 ) 
• ( x + 5 ) ( x + 5 ) 
• Prime

Tags

CCSS.HSA.APR.C.4

Solve
a² + 10a + 21 = 0

• ± √21
• -3 , -7
• 3 , 7
• 28 , -7

Tags

CCSS.HSA-REI.B.4B

Factor out the GCF:
12x + 6

• 6(2x + 1)
• 3(4x + 2)
• 6x(2x + 1)
• 2(6x + 3)

Tags

CCSS.7.EE.A.1

Factor:
x² - 5x - 14

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

Tags

CCSS.HSA.REI.B.4

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

Factor:
2x² + 13x + 15

• (2x + 1)(x + 15)
• (x + 3)(x + 5)
• (2x - 3)(x - 5)
• (2x + 3)(x + 5)

Tags

CCSS.HSA.APR.A.1

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

Factor:
10x² + 9x - 7

• (5x + 10)(2x - 7)
• (10x + 2)(x - 3)
• (5x + 3)(2x + 1)
• (5x + 7)(2x - 1)

Tags

CCSS.HSA.APR.A.1

CCSS.HSA.SSE.A.2