Question

Помогите решить производную
f(x)= x²-2/x-4

Answer 1

$f'(x) = (x^2 - frac{2}{x} -4)' = (x^2)' - (frac{2}{x})' - (4)' = 2x - 2*(-frac{1}{x^2}) -0 = \ =2x + frac{2}{x^2}$