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JEE Main 2013 Mathematics question

MathematicsInverse Trigonometric FunctionsJEE Main 2013

, then tan S is equal to :

Answer: (3)

Solution

Each term is for k = n, n + 1, …, n + 19 (note $ + 3n + 3 = 1 + (n + 1)(n

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Question ID VK-104153