# Math Help - Differentiate the following

1. ## Differentiate the following

Differentiate x^2sin(x) and xcos(x)-sin(x^2).

2. Originally Posted by brumby_3
Differentiate x^2sin(x) and xcos(x)-sin(x^2).
We are not a homework service. Please show some work; let us know where you're having trouble.

You need to know the product rule and the chain rule.

3. Originally Posted by brumby_3
Differentiate x^2sin(x) and xcos(x)-sin(x^2).
$2x \sin{x} + x^{2} \cos{x}$

and

$\cos{x} - x \sin{x} - \cos(x^2).2x$

Bother to care how?