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