计算:2*(x平方y立方)立方—(x立方y平方)平方*y五次方—(x立方y四次方)平方*y (“*”是乘号)

问题描述:

计算:2*(x平方y立方)立方—(x立方y平方)平方*y五次方—(x立方y四次方)平方*y (“*”是乘号)

2*(x平方y立方)立方—(x立方y平方)平方*y五次方—(x立方y四次方)平方*y
=2x^6y^9-x^6y^9-x^6y^9
=0