Differentiate w.r.t. D
2D
Evaluate
D^{2}+64
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\frac{\mathrm{d}}{\mathrm{d}D}(D^{2}+64)
Add 60 and 4 to get 64.
2D^{2-1}
The derivative of a polynomial is the sum of the derivatives of its terms. The derivative of a constant term is 0. The derivative of ax^{n} is nax^{n-1}.
2D^{1}
Subtract 1 from 2.
2D
For any term t, t^{1}=t.
D^{2}+64
Add 60 and 4 to get 64.
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