Question

Найдите производную функции

Answer 1

Ответ:

$f'(x) = \frac{5(2x + 1) - 2(5x - 2)}{ {(2x + 1)}^{2} } = \frac{10x + 5 - 10x + 4}{ {(2x + 1)}^{2} } = \frac{9}{ {(2x + 1)}^{2} }$