How do you find the derivative of $2 sin x + sin 2x$ ?

Question

4318 views around the world

You can reuse this answer
Creative Commons License

Answer 1 · 2015-11-13T02:24:39

By using $dsinu=ducosu$

Take the derivative of each separate term.
$f(x) = 2sinx + sin2x$
$f'(x) = 2cosx + 2cos2x$

How do you find the derivative of 2 sin x + sin 2x2 sin x + sin 2x?