因式分解:(1/4)a³-(1/2)a²-3a
问题描述:
因式分解:(1/4)a³-(1/2)a²-3a
答
(1/4)a³-(1/2)a²-3a
=a(a²-2a-12)/4
因式分解:(1/4)a³-(1/2)a²-3a
(1/4)a³-(1/2)a²-3a
=a(a²-2a-12)/4