Differentiate w.r.t. a
\frac{7a}{3}
Evaluate
\frac{7a^{2}}{6}
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\frac{\mathrm{d}}{\mathrm{d}a}(\frac{7}{6}a^{2})
Multiply 7 and \frac{1}{6} to get \frac{7}{6}.
2\times \frac{7}{6}a^{2-1}
The derivative of ax^{n} is nax^{n-1}.
\frac{7}{3}a^{2-1}
Multiply 2 times \frac{7}{6}.
\frac{7}{3}a^{1}
Subtract 1 from 2.
\frac{7}{3}a
For any term t, t^{1}=t.
\frac{7}{6}a^{2}
Multiply 7 and \frac{1}{6} to get \frac{7}{6}.
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