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Black Book Advanced Problems in MathematicsMathematicsFunctions

A funciton f : R R is defined as f(x) = 3x^2 + 1 . Then f⁻¹(x) is :

Options

  1. Ax-1 3
  2. B1 3 x-1
  3. Cf⁻¹ does not exist
  4. Dx-1 3

Correct answer

C. f⁻¹ does not exist

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