Expand
a^{3}-2a^{2}+a
Evaluate
a\left(a-1\right)^{2}
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a\left(a^{2}-2a+1\right)
Use binomial theorem \left(p-q\right)^{2}=p^{2}-2pq+q^{2} to expand \left(a-1\right)^{2}.
a^{3}-2a^{2}+a
Use the distributive property to multiply a by a^{2}-2a+1.
a\left(a^{2}-2a+1\right)
Use binomial theorem \left(p-q\right)^{2}=p^{2}-2pq+q^{2} to expand \left(a-1\right)^{2}.
a^{3}-2a^{2}+a
Use the distributive property to multiply a by a^{2}-2a+1.
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