A) \[\frac{3\pi }{4}-{{\cot }^{-1}}2\]
B) \[\frac{3\pi }{4}+{{\cot }^{-1}}2\]
C) \[\frac{\pi }{2}+{{\cot }^{-1}}3\]
D) \[\frac{\pi }{2}+ta{{n}^{-1}}2\]
Correct Answer: A
Solution :
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