Teaching HSSC TGT 2023 Mock Test (Latest Pattern) Mathematics Trigonometry Inverse Trigonometric Functions
Which of the following is the principal value branch of cos−1x ?
1
\(\left[\frac{−\pi}{2},\frac{\pi}{2}\right]\)
2
(0, π)
3
[0, π]
4
(0, π) − \(\left\{\frac{\pi}{2}\right\}\)
5
Not Attempted