(-1/4a³b)(-1/2a²b-1/3ab+1)计算
问题描述:
(-1/4a³b)(-1/2a²b-1/3ab+1)计算
答
(-1/4a³b)(-1/2a²b-1/3ab+1)
=1/8a5b2+1/12a4b2-1/4a³b