engineering recuitment NPCIL Plant Operator Mock Test Mathematics Trigonometry Inverse Trigonometric Functions
\(\rm \cot^{-1} \left ({\sqrt 3}\right)\) का मान ज्ञात कीजिए।
1
\(\frac {\pi}{3}\)
2
\(\frac {\pi}{4}\)
3
\(\frac {\pi}{6}\)
4
\(\frac {\pi}{2}\)