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因式分解2(x+y)(a-2b+3c)-3(x+y)(2b-a-3c)
人气:409 ℃ 时间:2020-04-01 17:58:21
解答
2(x+y)(a-2b+3c)-3(x+y)(2b-a-3c)
=2(x+y)(a-2b+3c)+3(x+y)(a-2b+3c)
=5(x+y)(a-2b+3c)
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