Find the principal values of the following: Vinay 3 years ago Let or Since range is tan is Therefore, is .
![\left[-\frac{\pi}{2}, \frac{\pi}{2}\right]](https://www.learnatnoon.com/s/wp-content/ql-cache/quicklatex.com-7b772fcce0fd9eb0deb0ca73febda3d8_l3.png "Rendered by QuickLaTeX.com")
