Question

Obtain derivatives of the following function :
1) x sin x
2)x4 +cos x
3 x/sin x​

Answer 1

Answer:

$\frac{d}{dx} (xsinx) = x \cos(x ) + \sin(x)$

Explanation:

$\frac{d}{dx} ( {x}^{4} + cosx ) = 4 {x}^{3} - \sin(x)$