Evaluate
14x
Differentiate w.r.t. x
14
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\frac{\mathrm{d}}{\mathrm{d}x}(\left(\sqrt{7}\right)^{2}x^{2})
Expand \left(\sqrt{7}x\right)^{2}.
\frac{\mathrm{d}}{\mathrm{d}x}(7x^{2})
The square of \sqrt{7} is 7.
2\times 7x^{2-1}
The derivative of ax^{n} is nax^{n-1}.
14x^{2-1}
Multiply 2 times 7.
14x^{1}
Subtract 1 from 2.
14x
For any term t, t^{1}=t.
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