Differentiate w.r.t. x
66
Evaluate
66x
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\frac{\mathrm{d}}{\mathrm{d}x}(66x)
Combine 12x and 54x to get 66x.
66x^{1-1}
The derivative of ax^{n} is nax^{n-1}.
66x^{0}
Subtract 1 from 1.
66\times 1
For any term t except 0, t^{0}=1.
66
For any term t, t\times 1=t and 1t=t.
66x
Combine 12x and 54x to get 66x.
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