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(-3a^2b^2+6a^2b^3-2/ab)/(-2/ab)
人气:395 ℃ 时间:2020-05-19 21:27:57
解答
(-3a^2b^2+6a^2b^3-2/ab)/(-2/ab)
=1.5a^3b^3-3a^3b^4+1
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