Evaluate
\left(a+37\right)^{2}
Expand
a^{2}+74a+1369
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1369+74a+a^{2}
Use binomial theorem \left(p+q\right)^{2}=p^{2}+2pq+q^{2} to expand \left(37+a\right)^{2}.
1369+74a+a^{2}
Use binomial theorem \left(p+q\right)^{2}=p^{2}+2pq+q^{2} to expand \left(37+a\right)^{2}.
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