Differentiate w.r.t. x
28
Evaluate
28x
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\frac{\mathrm{d}}{\mathrm{d}x}(28x)
Multiply 7 and 4 to get 28.
28x^{1-1}
The derivative of ax^{n} is nax^{n-1}.
28x^{0}
Subtract 1 from 1.
28\times 1
For any term t except 0, t^{0}=1.
28
For any term t, t\times 1=t and 1t=t.
28x
Multiply 7 and 4 to get 28.
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