Differentiate w.r.t. x
12
Evaluate
12x
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\frac{\mathrm{d}}{\mathrm{d}x}(12x)
Combine 7x and 5x to get 12x.
12x^{1-1}
The derivative of ax^{n} is nax^{n-1}.
12x^{0}
Subtract 1 from 1.
12\times 1
For any term t except 0, t^{0}=1.
12
For any term t, t\times 1=t and 1t=t.
12x
Combine 7x and 5x to get 12x.
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