分式加减法计算
⑴5/6xy-2/3xz+3/4xyz⑵【(x^5-x³y²)/(y^4)】·(1/x²y²)³-(x+y)/y&sup...
⑴
5/6xy - 2/3xz + 3/4xyz
⑵
【(x^5-x³y²)/(y^4)】·(1/x²y²)³ - (x+y)/y³ 展开
5/6xy - 2/3xz + 3/4xyz
⑵
【(x^5-x³y²)/(y^4)】·(1/x²y²)³ - (x+y)/y³ 展开
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