Evaluate
\left(w-17\right)\left(w+11\right)
Expand
w^{2}-6w-187
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w^{2}-6w+9-196
Use binomial theorem \left(a-b\right)^{2}=a^{2}-2ab+b^{2} to expand \left(w-3\right)^{2}.
w^{2}-6w-187
Subtract 196 from 9 to get -187.
w^{2}-6w+9-196
Use binomial theorem \left(a-b\right)^{2}=a^{2}-2ab+b^{2} to expand \left(w-3\right)^{2}.
w^{2}-6w-187
Subtract 196 from 9 to get -187.
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