Răspuns :
[tex]\text{Cele doua functii compuse sunt }x^2\text{ si }2x-\ln x\\
F'(x)=2(2x-\ln x)\cdot (2x-\ln x)'=2(2x-\ln x)\cdot \left(2-\dfrac{1}{x}\right)=\\
=\boxed{\dfrac{2(2x-\ln x)\cdot (2x-1)}{x}} [/tex]
[tex]\text{Cele doua functii compuse sunt }x^2\text{ si }2x-\ln x\\
F'(x)=2(2x-\ln x)\cdot (2x-\ln x)'=2(2x-\ln x)\cdot \left(2-\dfrac{1}{x}\right)=\\
=\boxed{\dfrac{2(2x-\ln x)\cdot (2x-1)}{x}} [/tex]