Teaching BPSC 4.0 बिहार उच्च माध्यमिक शिक्षक भर्ती (PGT) Mock Test Mathematics Trigonometry Inverse Trigonometric Functions
The principal value of \(\sin^{-1}\left(-\dfrac{\sqrt{3}}{2}\right)+\cos^{-1}\left(\cos \left(\dfrac{7\pi}{6}\right)\right)\) is:
1
\(\dfrac{\pi}{2}\)
2
\(\dfrac{3\pi}{2}\)
3
\(\dfrac{5\pi}{6}\)
4
More one of the above
5
None of the above