Trigonometry Examples

$\sin (3 (1.56)) = \sin (1.57)$

Step 1

The left side $- 0.99947552$ does not equal to the right side $0.99999968$ , which means that the given statement is false.

False

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