Question

find the derivative
f(x)=x^2lnx

Answer 1

First split it into two functions

Answer 2

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Answer 3

so you have

s(x) = x^2
and
g(x) = ln(x)

Derive both of these first then put it into the summation rule

f'(x) = s(x)g'(x) + s'(x)g(x)