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KCET2022MathematicsFunctions

Domain ⁻¹[x] is, where [] denotes a greatest integer function

Options

  1. A(-1,2]
  2. B(-1,2)
  3. C[-1,2]
  4. D[-1,2)

Correct answer

D. [-1,2)

Step-by-step solution

Let y= ⁻¹[x] We know, for ⁻¹ x -1 x 1 Therefore, for ⁻¹[x] -1 [x] 1 -1 x < 2 x [-1,2)

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