Evaluate
\left(q+w\right)^{2}
Expand
q^{2}+2qw+w^{2}
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\left(q+w\right)^{2}
Multiply q+w and q+w to get \left(q+w\right)^{2}.
q^{2}+2qw+w^{2}
Use binomial theorem \left(a+b\right)^{2}=a^{2}+2ab+b^{2} to expand \left(q+w\right)^{2}.
\left(q+w\right)^{2}
Multiply q+w and q+w to get \left(q+w\right)^{2}.
q^{2}+2qw+w^{2}
Use binomial theorem \left(a+b\right)^{2}=a^{2}+2ab+b^{2} to expand \left(q+w\right)^{2}.
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