Trigonometry Examples

$\tan (x) = \frac{2 \sin (x) \cos (x)}{1 + \cos (2 x)}$

Step 1

Graph each side of the equation. The solution is the x-value of the point of intersection.

$x \approx 0, - 0.1, - \frac{1}{5}, \frac{1}{5}, - 0.3, 0.3, - \frac{2}{5}$

Step 2