Differentiate w.r.t. x
6260x^{19}
Evaluate
313x^{20}
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20\times 313x^{20-1}
The derivative of ax^{n} is nax^{n-1}.
6260x^{20-1}
Multiply 20 times 313.
6260x^{19}
Subtract 1 from 20.
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