Trigonometry Examples

$\cot (3 (15) - 71) = \tan (15 + 21)$

Step 1

The left side $- 2.05030384$ does not equal to the right side $0.72654252$ , which means that the given statement is false.

False

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