(-2/3x³y+4x²y²-1/2xy³)/(-xy/4)
=-2/3x³y/(-xy/4)+4x²y²/(-xy/4)-1/2xy³/(-xy/4)
=-8/3x²-16xy+2y²
计算;(-2/3x的三次方y+4x的平方y的平方-1/2xy的三次方)/(-xy/4)
计算;(-2/3x的三次方y+4x的平方y的平方-1/2xy的三次方)/(-xy/4)
数学人气：258 ℃时间：2019-08-25 06:09:48
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