Sum/Difference of Cubes and Grouping
Authored by Amanda Orban
Mathematics
11th Grade
CCSS covered
Used 17+ times
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13 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which number is both a perfect square and a perfect cube?
64
27
81
16
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Complete the formula
a³-b³=
Tags
CCSS.6.EE.A.2C
3.
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
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Factor the sum of cubes:
x3 + 27
(x + 3) (x2 - 3x + 9)
(x - 3) (x2 + 3x + 9)
(x + 3)(x + 9)
Prime
(can't be factored)
Tags
CCSS.HSA.APR.C.4
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Factor the difference of cubes.
x3 - 125
(x + 5)(x2 - 5x + 25)
(x + 5)(x - 5)
(x - 5)(x2 + 5x + 25)
(x-5)(x-5)(x-5)
Tags
CCSS.HSA.APR.C.4
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
8x3 - 1
(2x - 1)(4x2 + 2x + 1)
(2x - 1)(2x2 + 2x + 1)
(2x - 1)(2x2 + x + 2)
(4x-1)(16x2 + 4x + 1)
Tags
CCSS.HSA.APR.C.4
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
125x3 - 64
Tags
CCSS.HSA.APR.C.4
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