计算(1)(xy^3/z)^2乘以(-xz/y)^3除以(-yz/x)^4
问题描述:
计算(1)(xy^3/z)^2乘以(-xz/y)^3除以(-yz/x)^4
答
(xy^3/z)^2乘以(-xz/y)^3除以(-yz/x)^4
=-(x^2y^6)/(z^2)*(x^3z^3)/(y^3)*(x^4)/(y^4z^4)
=-(x^9)/(yz^3)