JEE Math Practice Question
$${\cos ^{ - 1}}(\cos ( - 5)) + {\sin ^{ - 1}}(\sin (6)) - {\tan ^{ - 1}}(\tan (12))$$ is equal to : (The inverse trigonometric functions take the principal values)
- A.3$$\pi$$ $$-$$ 11
- B.4$$\pi$$ $$-$$ 9
- C.4$$\pi$$ $$-$$ 11
- D.3$$\pi$$ + 1
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