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Sum and Difference of Cubes

Authored by JENIFER GOFF

Mathematics

9th - 12th Grade

CCSS covered

Used 120+ times

Sum and Difference of Cubes
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15 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Complete the formula
a³-b³=

(a-b)(a²+ab+b²)
(a+b)(a²-ab+b²)
(a-b)(a²-ab+b²)
(a+b)(a²+ab+b²)

Tags

CCSS.6.EE.A.2C

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Complete the formula:

a³+b³=

(a-b)(a²+ab+b²)

(a+b)(a²-ab+b²)

(a-b)(a²-ab+b²)

(a+b)(a²+ab+b²)

Tags

CCSS.HSA.APR.C.4

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Factor: 8x3 - 1

(2x - 1)(4x2 + 2x + 1)
(2x + 1)(4x2 - 2x + 1)
(2x - 1)(4x2 - 2x - 1)
(2x + 1)(4x2 +2x + 1)

Tags

CCSS.HSA.APR.C.4

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Factor
27x³-64

(3x-4)(9x²+12x+16)
(3x-4)(9x²-12x+16)
(3x+4)(9x²-12x+16)
(3x+4)(9x²+12x+16)

Tags

CCSS.HSA.APR.C.4

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Identify if the expression can be factored as sum or difference of cubes:

3x3 + 24

No

Yes

Yes, getting GCF first

It is a sum of squares

Tags

CCSS.HSA.APR.C.4

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Fully Factor the Following
216x3+125

6(x+5)3
(6x+5)3
(6x+5)(6x2-30x+25)
(6x+5)(36x2-30x+25)

Tags

CCSS.HSA.APR.C.4

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Factor this sum of cubes:

2x3 + 128

2(x3 + 64)

(x + 4)(x2 - 4x + 16)

2(x - 4)(x2 + 4x + 16)

2(x + 4)(x2 - 4x + 16)

Tags

CCSS.HSA.APR.C.4

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