Question

Найдите производную функции:
2sinx-x

Answer 1

$frac{d}{dx}left(2sin left(xright)-xright)=\\=frac{d}{dx}left(2sin left(xright)right)-frac{d}{dx}left(xright)\\=2frac{d}{dx}left(sin left(xright)right) -frac{d}{dx}left(xright)=\\=2cos left(xright)-1$