计算:8【x+y】八次方【x-y】六次方÷【2(x+y)三次方×(x-y)三次方】²=
问题描述:
计算:8【x+y】八次方【x-y】六次方÷【2(x+y)三次方×(x-y)三次方】²=
答
8【x+y】八次方【x-y】六次方÷【2(x+y)三次方×(x-y)三次方】²
=8【x+y】八次方【x-y】六次方÷【4(x+y)6次方×(x-y)6次方】
=2(x+y)²