Trigonometry Examples

$\ln (\sec (0))$

Step 1

The exact value of $\sec (0)$ is $1$ .

$\ln (1)$

Step 2

The natural logarithm of $1$ is $0$ .

$0$

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