Trigonometry Examples

$8 \cos^{2} (x) \sin (x) - 4 \cos^{2} (x) = 0$

Step 1

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

$x = \frac{π}{6} + 2 π n, \frac{π}{2} + 2 π n, \frac{5 π}{6} + 2 π n, \frac{3 π}{2} + 2 π n$ , for any integer $n$

Step 2