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Differentiate w.r.t. w
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17w^{2}+2w+6+5w+7
Combine 8w^{2} and 9w^{2} to get 17w^{2}.
17w^{2}+7w+6+7
Combine 2w and 5w to get 7w.
17w^{2}+7w+13
Add 6 and 7 to get 13.
\frac{\mathrm{d}}{\mathrm{d}w}(17w^{2}+2w+6+5w+7)
Combine 8w^{2} and 9w^{2} to get 17w^{2}.
\frac{\mathrm{d}}{\mathrm{d}w}(17w^{2}+7w+6+7)
Combine 2w and 5w to get 7w.
\frac{\mathrm{d}}{\mathrm{d}w}(17w^{2}+7w+13)
Add 6 and 7 to get 13.
2\times 17w^{2-1}+7w^{1-1}
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}.
34w^{2-1}+7w^{1-1}
Multiply 2 times 17.
34w^{1}+7w^{1-1}
Subtract 1 from 2.
34w^{1}+7w^{0}
Subtract 1 from 1.
34w+7w^{0}
For any term t, t^{1}=t.
34w+7\times 1
For any term t except 0, t^{0}=1.
34w+7
For any term t, t\times 1=t and 1t=t.