(3xy)²x(x²-y²)的过程和结果谢谢~
问题描述:
(3xy)²x(x²-y²)的过程和结果谢谢~
答
(3xy)²x(x²-y²)
=9x^3y^2(x-y)(x+y)
(3xy)²x(x²-y²)的过程和结果谢谢~
(3xy)²x(x²-y²)
=9x^3y^2(x-y)(x+y)