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计算:(x^3)^n÷x^2n÷x^n-1

题目详情
计算:(x^3)^n÷x^2n÷x^n-1
▼优质解答
答案和解析
(x^3)^n÷x^2n÷x^n-1
= (x^3n)÷x^2n÷x^n-1
= x^(3n-2n)÷x^n-1
= x^n÷x^n-1
= x^(n-n+1)
=x