Question

f(×)=x^2/5+x^-4 determine a derivada

Answer 1

$f(x) = {x}^{ \frac{2}{5} } + {x}^{ - 4}$
f'(x)=
$\frac{2}{5} {x}^{ \frac{ - 3}{5} } - 4 {x}^{ - 5}$