The value of the expression \( \sin ^{-1}\left(\sin \frac{22 \pi}{7}\right) \) \( \cos ^{-1}\lef...
The value of the expression \( \sin ^{-1}\left(\sin \frac{22 \pi}{7}\right) \) \( \cos ^{-1}\left(\cos \frac{5 \pi}{3}\right)+\tan ^{-1}\left(\tan \frac{5 \pi}{7}\right)+\sin ^{-1}(\cos 2) \) is
(1) \( \frac{17 \pi}{42}-2 \)
(2) \( -2 \)
(3) \( \frac{-\pi}{21}-2 \)
(4) none of these
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