(3ab²)²﹢(-4ab³)·(-ab)
=9a^2b^4+4a^2b^4
=13a^2b^4
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化简后(3ab²)²﹢(-4ab³)·(-ab)为多少
化简后(3ab²)²﹢(-4ab³)·(-ab)为多少
数学人气:704 ℃时间:2020-03-23 02:19:11
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