Trigonometry Examples

$3 + \cos (x) = 5 - 3 \cos (x)$

Step 1

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

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

Step 2