JEE Advanced Mathematics question

MathematicsInverse Trigonometric FunctionsJEE Advanced

If , , then is equal to

Answer: (B)

Solution

Let , , so . Then

θ - Missing argument for \frac\frac12θ = θ - θ = (θ - ).

From : \tfracExtra open brace or missing close brace{\p$

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Question ID VK-108607