Factoring Polynomials Grouping
Authored by Barbara White
Mathematics
9th - 12th Grade
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15 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Factor by grouping:
7r3 – 8r2 + 42r – 48
(r2 + 6) (7r + 8)
(r2 + 6) (7r – 8)
(r2 + 6) (r2 + 8)
(r2 + 6) (7r + 6)
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Factor by grouping:
20x3 – 25x2 + 4x – 5
(5x2 – 5) (4x + 1)
5 (x2 – 1) (4x + 5)
(5x2 + 1) (4x – 5)
(5x2 + 1) (4x – 1)
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Factor by grouping:
2x3 – 8x2 – x + 4
(2x2 – 1) (x – 4)
2 (x2 – 1) (x + 4)
(x2 – 1) (2x – 4)
(2x2 + 1) (x – 4)
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Factor by grouping:
x3 – 5x2 + 5x – 25
(x2 – 5) (x – 5)
(x2 + 5) (x – 5)
(x2 + 5) (x + 5)
(x2 – 1) (x – 25)
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Factor by grouping:
5n3 – 10n2 + 3n – 6
(5n2 + 3) (n – 2)
(5n2 – 3) (n – 2)
(5n3 + 3) (n – 2)
10n (n2 – 6)
6.
MULTIPLE CHOICE QUESTION
1 min • 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)
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Factor by grouping:
4p3 + 8p2 + 3p + 6
(2p2 + 3) (p + 2)
(2p2 + 6) (p + 4)
(4p2 + 3) (p + 2)
(4p2 + 8p) (3p + 6)
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