(a³-2a²+a)÷a (整式乘除与因式分解)a²-2a+1
问题描述:
(a³-2a²+a)÷a (整式乘除与因式分解)
a²-2a+1
答
(a³-2a²+a)÷a
=[a(a²-2a+1)]÷a
=a²-2a+1
或
(a³-2a²+a)÷a
=[a(a²-2a+1)]÷a
=[a(a-1)²]÷a
=(a-1)²