Factor 81m2 - 1 (DOTS)
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Factor Polynomials by Dots
Quiz
•
Mathematics
•
11th Grade
•
Hard
Anthony Clark
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
not factorable
(m - 9)(m + 9)
9m(9m - 1)
(9m - 1)(9m + 1)
2.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Factor: x2 - 400
(x - 200) (x + 200)
(x + 20) (x + 20)
(x + 40) (x - 10)
(x - 20) (x + 20)
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Factor (DOTS)
4x2 - 9
(2x + 3) (2x - 3)
(2x + 3) (2x + 3)
(2x - 3) (2x - 3)
(2x - 3)2
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of these can factor using difference of two squares (DOTS)?
5.
DROPDOWN QUESTION
1 min • 1 pt
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Factor Completely: 2n3 + 7n2 − 2n − 7
**Hint:Factor by grouping AND DOTS
(n − 1)2(2n + 7)
(n − 1)2(2n − 7)
(n + 1)(n − 1)(2n − 7)
(n + 1)(n − 1)(2n + 7)
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
x2 - 16
Prime
( x - 4) ( x + 4)
( x - 8) ( x + 8)
( x - 4) ( x - 4)
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