Trigonometry Examples

$\sin (3 x + 40) = \cos (7 x - 50)$

Step 1

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

$x \approx 0.11615234 + π n, 0.5287611 + π n, 1.15707963 + π n, 1.68694867 + π n, 1.78539816 + π n, 2.41371669 + π n, 3.04203522 + π n$ , for any integer $n$

Step 2