Trigonometry Examples

$f (x) = - \sin (2 x) - \sin (x)$

Step 1

Factor $- 1$ out of $- \sin (2 x)$ .

$f (x) = - (\sin (2 x)) - \sin (x)$

Step 2

Factor $- 1$ out of $- \sin (x)$ .

$f (x) = - (\sin (2 x)) - (\sin (x))$

Step 3

Factor $- 1$ out of $- (\sin (2 x)) - (\sin (x))$ .

$f (x) = - (\sin (2 x) + \sin (x))$