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JEE Main 2022 Mathematics question

MathematicsFunctionJEE Main 2022

Let f : ℝ ℝ be defined by f(x) = x − 1 and g : ℝ − {1, −1} ℝ be defined by . Then the function f∘g is:

Answer: (4)

Solution

(f∘g)(x) = , defined for x ℝ − {−1, 1}. It is an even function, so f∘g(x) =

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Question ID VK-025254