Trigonometry Examples

$\sin (36) + \cos (36) = \sqrt{2} \cos (9)$

Step 1

The left side $1.39680224$ is equal to the right side $1.39680224$ , which means that the given statement is always true.

True

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