Teaching BPSC 4.0 बिहार उच्च माध्यमिक शिक्षक भर्ती (PGT) Mock Test Mathematics Trigonometry Inverse Trigonometric Functions
\(\rm \sin^{-1}\frac{4}{5}-\sin^{-1}\frac{5}{13}=?\)
1
\(\rm \sin^{-1}\frac{53}{65}\)
2
\(\rm \sin^{-1}\frac{33}{63}\)
3
\(\rm \sin^{-1}\frac{33}{65}\)
4
More than one of the above
5
None of the above