Question

найти произвольную функции
$f(x) = \frac{3x - 2}{5x + 8?}$

Answer 1

$\frac{(3x - 2)(5x + 8) - (3x - 2)(5x + 8)}{(5x + 8) {}^{2} } \\ \frac{3(5x + 8) - (3x - 2)5}{(5x + 8) {}^{2} } = \frac{34}{(5x + 8) {}^{2} }$