a³+2a²+a 因式分解
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a³+2a²+a 因式分解
a³+2a²+a 因式分解
a³+2a²+a 因式分解
a³+2a²+a
=a(a²+2a+1)
=a(a+1)²
a³+2a²+a
=a(a^2+2a+1)
=a(a+1)^2
a(a+1)^2
a³+2a²+a
=a(a²+2a+1)
=a(a+1)²
=a(a^2+2a+1)
=a(a+1)^2
a乘(a+1)的平方
a³+2a²+a 因式分解
a³+2a²+a 因式分解
a³+2a²+a 因式分解
a³+2a²+a
=a(a²+2a+1)
=a(a+1)²
a³+2a²+a
=a(a^2+2a+1)
=a(a+1)^2
a(a+1)^2
a³+2a²+a
=a(a²+2a+1)
=a(a+1)²
=a(a^2+2a+1)
=a(a+1)^2
a乘(a+1)的平方