GCF and Factoring

What is the GCF of 18k and 15k³

• 3k²
• 3k³
• 3k
• 5k

Tags

CCSS.7.EE.A.1

Factor 10+20n

• 10(1+2n)
• n(1+2n)
• 10(5+10n)
• 10n(1+n)

Tags

CCSS.7.EE.A.1

-21x+35

• 7(-3x+5)
• 7(-21x²+35)
• 28(-3x²+5x)
• 7(3x-5)

Tags

CCSS.6.EE.A.3

Factor:
56a³-8a

• 8a²(56a³-8a)
• 8a(7a²-1)
• 8a(7a³-a)
• 8a²(35a²-a)

Tags

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

Factor:
80x⁵-70x²-60x⁷

• 2x²(80x³-70-60x⁶)
• 10x²(80x⁴-70x-60x⁶)
• 10x²(8x³-7-6x⁶)
• 3x²(80x³-40-60x⁵)

Tags

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

CCSS.HSA.APR.A.1

Factor:
2n³+16n+12

• 2n(n³+24n+6)
• 2(n³+8n+6)
• 2n(n³+8n+6)
• 3(n³+8n+6)

Tags

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

Factor completely: 3x²-36x+96

• (x-4)(x-8)
• 3(x-4)(x-8)
• 3(x+1)(x+32)
• 3(x-2)(x+16)

Tags

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

CCSS.HSA.APR.A.1

What are the factors of
25x² - 81?

• (5x - 9)(5x + 9)
• (5x - 9)(5x - 9)
• (5x + 9)(5x + 9)
• Cannot be factored

Tags

CCSS.HSA.APR.C.4

Factor completely.
k² -2k - 24

• (k+4)(k-6)
• (k+4)(k+6)
• (k+6)(k-1)
• (k-4)(k+6)

Tags

CCSS.HSA.SSE.A.2

CCSS.HSA.REI.B.4

Which of the following is a factor of x²-10x+24?

• x-4
• x+4
• x+6
• x-2

Tags

CCSS.HSA.APR.B.2

CCSS.HSA.APR.B.3