Trigonometry Examples

$\cot (- \frac{2 π}{3}) = \cot (\frac{π}{3})$

Step 1

The left side $0.57735026$ is equal to the right side $0.57735026$ , which means that the given statement is always true.

True

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