calculer les dérivées de: f(x)=(1/x)+x^2 +√x f(x)=(√x/2)

[tex]f(x) = \frac{1}{x}+x^2+ \sqrt{x} \\ \\\boxed{f'(x)=- \frac{1}{x^2} +2x+ \frac{1}{2\sqrt x} } \\ \\ \\ f(x)= \sqrt{ \frac{x}{2} } \\ \\ \boxed{f'(x)= \frac{1}{2 \sqrt{ \frac{x}{2} } } }[/tex]