Trigonometry Examples

$\sec (315) = \sqrt{2}$

The left side $1.41421356$ is equal to the right side $1.41421356$ , which means that the given statement is always true.

True

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