9a^2n-1/4b^(2n+2)因式分解
问题描述:
9a^2n-1/4b^(2n+2)因式分解
答
9a^2n-1/4b^(2n+2)
=(1/4)*[36a^2n - b^(2n+2)]
=(1/4)*[6a^n + b^(n+1)](1/4)*[6a^n - b^(n+1)]