(S2) 第 3.2章 利用平方差的恆等式進行因式分解
Authored by wing lo
Mathematics
7th Grade
Used 5+ times
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8 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
因式分解 x2 − 4
(x+2)(x−2)
(x+2)(x+2)
(x+4)(x+1)
(x+4)(x-1)
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
因式分解 x2 − 9
(x+3)(x+3)
(x+3)(x-3)
(x+9)(x+1)
(x+9)(x-1)
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
因式分解 36 − y2
(36+y)(1+y)
(36+y)(1- y)
(6+y)(6+y)
(6+y)(6-y)
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
因式分解 4y2 − 1
(2y + 1)(2y − 1)
(2y − 1)(2y − 1)
(2y + 1)(2y + 1)
(4y + 1)(4y + 1)
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
因式分解 25x2 − 1
(5x −1)(x−1)
(5x −1)(5x−1)
(5x+1)(5x− 1)
(5x+1)(5x+1)
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
因式分解 4x2 − 9
(2x + 3)(2x − 3)
(2x + 3)(2x + 3)
(2x − 3)(2x − 3)
(2x − 3)(x − 3)
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
因式分解 16a2 − 25
(4a−1)(a−1)
(4a−1)(4a−1)
(4a+1)(4a−1)
(4a+1)(4a+1)
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