Teaching AWES Army Public School TGT Mock Test 2024 Mathematics Trigonometry Inverse Trigonometric Functions
The principal value branch of sec−1 is
1
\(\left[−\frac{\pi}{2}, \frac{\pi}{2}\right]\) − {0}
2
[0, π] − \(\left\{\frac{\pi}{2}\right\}\)
3
(0, π)
4
\(\left(−\frac{\pi}{2}, \frac{\pi}{2}\right)\)