MHT CET · Maths · Inverse Trigonometric Functions
The value of \(\sin ^{-1}\left(-\frac{1}{\sqrt{2}}\right)+\cos ^{-1}\left(-\frac{1}{2}\right)-\cot ^{-1}\left(-\frac{1}{\sqrt{3}}\right)+\tan ^{-1}(+\sqrt{3})\)
- A \(\frac{\pi}{12}\)
- B \(\frac{\pi}{4}\)
- C \(\frac{\pi}{3}\)
- D \(\frac{\pi}{6}\)
Answer & Solution
Correct Answer
(A) \(\frac{\pi}{12}\)
Step-by-step Solution
Detailed explanation
\(\sin ^{-1}\left(-\frac{1}{\sqrt{2}}\right) = -\frac{\pi}{4}\) \(\cos ^{-1}\left(-\frac{1}{2}\right) = \frac{2\pi}{3}\)
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