Trigonometry Examples

$\sec (4) = \frac{1}{\cos (1)}$

Step 1

The left side $1.00244189$ does not equal to the right side $1.00015232$ , which means that the given statement is false.

False

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