Trigonometry Examples

$8 \sec^{2} (x) - 8 \sec (x) = 16$

Step 1

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

$x \approx - 1.04719755, 1.04719755, - 3.14159265, 3.14159265, - 5.23598775, 5.23598775, - 7.33038285$

Step 2