CUET and UG exam CUET UG 2025 Mock Test Series Mathematics Trigonometry Inverse Trigonometric Functions
The principal value of sin-1 \(\left( {\frac{1}{{\sqrt {17} }}} \right) + {\cos ^{ - 1}}\frac{5}{{\sqrt {34} }}is\)
1
\(\frac{\pi }{4}\)
2
\(\frac{\pi }{2}\)
3
\({\sin ^{ - 1}}\frac{{23}}{{17\sqrt 2 }}\)
4
\({\cos ^{ - 1}}\frac{{23}}{{17\sqrt 2 }}\)