Question

Найдите производную:

y=2√х - 5/х + 3.

Answer 1

y ' = (2√x - 5/x + 3) ' =
= 2(√x) - 5*(1/x)' + 3*(1)' = 
= 2*1/2√x + 5/x^2 + 3*0 = 
= 1/√x + 5/x^2 

Answer 2

Спасибо!