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计算:3x²y×(-2xy³)
人气:214 ℃ 时间:2020-06-27 05:28:26
解答
3x²y×(-2xy³)=-6x^3y^4过程!!!!!!!aaaaAAAAa3x²y×(-2xy³)=-2×3×x^(2+1)×y^(1+3)=-6x^3y^4
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