Teaching AWES Army Public School TGT Mock Test 2024 Mathematics Trigonometry Inverse Trigonometric Functions
One branch of cos−1 other than the principal value branch corresponds to
1
\(\left[\frac{\pi}{2}, \frac{3 \pi}{2}\right]\)
2
[π, 2π] − \(\left\{\frac{3 \pi}{2}\right\}\)
3
(0, π)
4
[2π, 3π]