Differentiate w.r.t. x
72
Evaluate
72x
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\frac{\mathrm{d}}{\mathrm{d}x}(72x)
Multiply -6 and -12 to get 72.
72x^{1-1}
The derivative of ax^{n} is nax^{n-1}.
72x^{0}
Subtract 1 from 1.
72\times 1
For any term t except 0, t^{0}=1.
72
For any term t, t\times 1=t and 1t=t.
72x
Multiply -6 and -12 to get 72.
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