Differentiate w.r.t. a
14a
Evaluate
7a^{2}
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\frac{\mathrm{d}}{\mathrm{d}a}(7a^{2})
Multiply a and a to get a^{2}.
2\times 7a^{2-1}
The derivative of ax^{n} is nax^{n-1}.
14a^{2-1}
Multiply 2 times 7.
14a^{1}
Subtract 1 from 2.
14a
For any term t, t^{1}=t.
7a^{2}
Multiply a and a to get a^{2}.
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Limits
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