Sum and Difference of Cubes/Grouping
Authored by Blake Stoltz
Mathematics
11th Grade
Used 2+ times
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8 questions
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1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Factor: x3 + 1
(x + 1)3
(x+1)(x2 - x + 1)
(x - 1) (x2 + x - 1)
(x + 1)(x2 - 2x + 1)
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Factor: 27x3 + 8
(3x + 2)(9x2 - 6x + 4)
(9x + 2)(3x2 + 18x + 4)
(3x2+4)(9x + 2)
(27x + 8)(x2 - 216x + 64)
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Level 2 Question 11
64-27a3
(4-3a)(9a2+12a+16)
(3a-4)(3a2+12a+16)
(4-3a)(3a2+12a+16)
(4-3a)3
4.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
x3 - 1000
(x + 10)(x2 - 10x + 100)
(x - 10)(x2 + 10x + 100)
(x - 1)(x2 + 1x + 1)
(x - 5)(x2 + 5x + 25)
5.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
20x3-25x2+4x-5
(5x2-5)(4x+1)
5(x2-1)(4x+5)
(5x2+1)(4x-5)
(5x2+1)(4x-1)
6.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Factor by grouping:
5n³-10n²+3n-6
(5n²+3)(n-2)
(5n²-3)(n-2)
(5n³+3)(n-2)
10n(n²-6)
7.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Factor by grouping:
x³+7x²-2x-14
(x²-2)(x-7)
(x²+2)(x-7)
(x²+2)(x+7)
(x²-2)(x+7)
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