Trigonometry Examples

$\cos (x) - \sqrt{1 - 3 \cos^{2} (x)} = 0$

Step 1

Graph each side of the equation.

$y = \cos (x) - \sqrt{1 - 3 \cos^{2} (x)}$

$y = 0$

Step 2

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