Evaluate
\left(b+2\right)^{3}
Expand
b^{3}+6b^{2}+12b+8
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8+12b+6b^{2}+b^{3}
Use binomial theorem \left(p+q\right)^{3}=p^{3}+3p^{2}q+3pq^{2}+q^{3} to expand \left(2+b\right)^{3}.
8+12b+6b^{2}+b^{3}
Use binomial theorem \left(p+q\right)^{3}=p^{3}+3p^{2}q+3pq^{2}+q^{3} to expand \left(2+b\right)^{3}.
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