Question

Найти производную
y=log3(x+5)*arccos(3x)

Answer 1

Ответ:

$y = log_{3}(x + 5) \times arccos(3x)$

$y' = \frac{1}{ ln(3) \times (x + 5) } \times arccos(3x) - \frac{1}{ \sqrt{1 - 9 {x}^{2} } } \times 3 log_{3}(x + 5) = \\ = \frac{arccos(3x)}{(x + 5) ln(3) } - \frac{3 log_{3}(x + 5) }{ \sqrt{1 - 9 {x}^{2} } }$