Question

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

Answer 1

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