Trigonometry Examples

$A^{2} = 16 \cos (A)$

Step 1

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

$A \approx - 1.44070309, 1.44070309$

Step 2

$[\begin{array}{c} x^{2} & \frac{1}{2} \\ \sqrt{π} & \int x d x \end{array}]$