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IAT IISER2025MathematicsFunctions

Let f: R R be the function defined by f(x)= cases x^2-4 x-5 & if x 1, 2 x & if x 1 . cases Which one of the following statements is TRUE?

Options

  1. Af is onto but not one-one
  2. Bf is one-one but not onto
  3. Cf is neither one-one nor onto
  4. Df is one-one and onto

Correct answer

A. f is onto but not one-one

Step-by-step solution

No Solution

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