Verified answer

(U*V)'=U'*V+U*V'

(x^n)=n*x^(n-1)

(ln x)' =1/x

(x^2*ln x)=(x^2)'*ln x +x^2*(ln x)'=2x*ln x + x^2 * 1/x=2x*ln x +x=x(2ln x +1)

ответ x(2ln x +1)