Evaluate
S^{2}+2bh
Differentiate w.r.t. S
2S
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S^{2}+4\times \frac{1}{2}bh
Multiply S and S to get S^{2}.
S^{2}+\frac{4}{2}bh
Multiply 4 and \frac{1}{2} to get \frac{4}{2}.
S^{2}+2bh
Divide 4 by 2 to get 2.
Examples
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Limits
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