Question

Прошу помогите
Найдите производную функции у=х^2+1/х-3

Answer 1

Смотри............................

Answer 2

$y + x^{2} + \frac{1}{x} - 3\\\\y^{'} = \frac{d}{dx} (x^{2} + \frac{1}{x} - 3)\\\\y^{'} = \frac{d}{dx} (x^{2} ) + \frac{d}{dx} (\frac{1}{x} ) - \frac{d}{dx} (3)\\\\y^{'} = 2x - \frac{1}{x^{2} } - 0\\\\PEIIIEHUE:\\y^{'} = \frac{2x^{3}- 1 }{x^{2} }$