Question

Найти производную функции y= y=2x³- + 4

Answer 1

$y'= \frac{(5x^4-4x)*x-(x^5-2x^2-1)}{x^2} = \frac{5x^5-4x^2-x^5+2x^2+1}{x^2} = \frac{4x^5-2x^2+1}{x^2}$

$y'=6x^2-x$