因式分解
Authored by Mr. Hau侯老師
Mathematics
8th - 12th Grade
Used 160+ times
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13 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
因式分解x2 - y2
(x - y)2
(x + y)2
(x + y)(x - y)
2(x - y)
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
因式分解 x2 + 2xy + y2
(x + y)2
(x - y)2
(x + y)(x - y)
(x + y)2 + 2xy
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
因式分解 x2 - 2xy + y2
(x + y)2
(x - y)2
(x + y)(x - y)
(x + y)2 - 2xy
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
因式分解16x2 - 9
(4x - 3)2
(8x - 3)2
(4x + 3)(4x - 3)
(8x + 3)(8x - 3)
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
因式分解4x2 - 25y2
(2x - 5y)2
(2x + 5y)2
(2x + 5y)(2x - 5y)
(4x + 25y)(4x - 25y)
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
因式分解 4x2 + 28xy + 49y2
(2x + 7y)2
(2x - 7y)2
(2x + 7y)(2x - 7y)
xy(4x + 28 + 49y)
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
因式分解 121x2 - 66xy + 9y2
(11x + 3y)2
(11x - 3y)2
(11x + 3y)(11x - 3y)
xy(121x - 66 + 9y)
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