Question

Найдите производную функции:
2sinx-x

Answer 1

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