Find the principal value of ^ -1 2 3 ( 9 2 ^ -1 1 2 ) .
Mathematics · Class 12 · CBSE — Inverse Trigonometric Functions
Find the principal value of \(\tan^{-1}\left\{\sqrt{\frac{2}{3}} \cos\left(\frac{9}{2}\sin^{-1}\frac{1}{2}\right)\right\}\).
Answer
- 6
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