(a³-2a²+a)÷a (整式乘除与因式分解)a²-2a+1

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(a³-2a²+a)÷a (整式乘除与因式分解)a²-2a+1

(a³-2a²+a)÷a (整式乘除与因式分解)a²-2a+1
(a³-2a²+a)÷a (整式乘除与因式分解)
a²-2a+1

(a³-2a²+a)÷a (整式乘除与因式分解)a²-2a+1
(a³-2a²+a)÷a
=[a(a²-2a+1)]÷a
=a²-2a+1

(a³-2a²+a)÷a
=[a(a²-2a+1)]÷a
=[a(a-1)²]÷a
=(a-1)²