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f : R → R is f (x) = In(x + √x^2 + 1) then find the number of solutions to the equation |f^-1(x)| = e^-|x|.

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f : R → R is f (x) = In(x + √x2 + 1) then find the number of solutions to the equation |f-1(x)| = e-|x|.

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Therefore, two solutions.

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