(25x²y的3次方z-10x的3次方y²)÷5x²y.y
问题描述:
(25x²y的3次方z-10x的3次方y²)÷5x²y.y
答
(25x²y的3次方z-10x的3次方y²)÷5x²y.y
=5x²y²(5yz-2x)÷5x²y.y
=5yz-2x