$\"\"$

The trigonometric function $\"\"$ .

Since $\"\"$ , $\"\"$ .

Consider $\"\"$ .

$\"\"$

$\"\"$ .

Thus, the terminal points are $\"\"$ and $\"\"$ .

The point $\"\"$ lies in QIV and the point $\"\"$ lies in QI. $\"\"$

The angle terminates in QI and QIV.