27x三次方-1/8y三次方因式分解
问题描述:
27x三次方-1/8y三次方因式分解
答
27x³-1/8y³
=(3x-y/2)(9x²+y²/4+3xy/2)
27x三次方-1/8y三次方因式分解
27x³-1/8y³
=(3x-y/2)(9x²+y²/4+3xy/2)