Let

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

Using the basic Derivative Rules, $f^{\text{'}}(x)is$ found $tobe$:

$x+x^{-6}$

$-2x+10x^{-6}$

$-2x-10x^{-6}$

$-2x-10x^{-4}$

None $of$ the above