Expand
49c^{2}+14c+1
Evaluate
\left(7c+1\right)^{2}
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49c^{2}+14c+1
Use binomial theorem \left(a+b\right)^{2}=a^{2}+2ab+b^{2} to expand \left(7c+1\right)^{2}.
49c^{2}+14c+1
Use binomial theorem \left(a+b\right)^{2}=a^{2}+2ab+b^{2} to expand \left(7c+1\right)^{2}.
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