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Monday, February 6, 2017
Factorization (因数分解):
[Math Processing Error]
6
x
2
−
7
x
−
5
Q:
[Math Processing Error]
6
x
2
−
7
x
−
5
A:
[Math Processing Error]
(
3
x
−
5
)
(
2
x
+
1
)
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