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AP EAMCET201725 Apr 2017Evening ShiftMathematicsFunctionsActual

If [ ] denotes the greatest integer function and if f:(5,10) (7,12) is a function defined by f(x)=x+2 [ x 5 ] , then

Options

  1. Af⁻¹(x)=x-1
  2. Bf⁻¹(x)=x+2
  3. Cf⁻¹(x)=x-2
  4. Df⁻¹(x) does not exist

Correct answer

C. f⁻¹(x)=x-2

Step-by-step solution

No solution. Refer to answer key.

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