Trigonometry Examples

$\cot (30) + \cot (60) = \cot (90)$

Step 1

The left side $2.30940107$ does not equal to the right side $0$ , which means that the given statement is false.

False

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