Question

Найдите производную y=x^4+3/x^3+arccos x

Answer 1

$y' = 4 {x}^{4 - 1} + \frac{3 \times ( - 3)}{ {x}^{4} } + ( - \frac{1}{ \sqrt{1 - x^{2} } } ) = 4 {x}^{3} - \frac{9}{ {x}^{4} } - \frac{1}{ \sqrt{1 - {x}^{2} } }$