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Black Book Advanced Problems in MathematicsMathematicsFunctions

The domain of function f(x) = _ [ x + 1 2 ] (2x^2 + x - 1) , where [ ] denotes the greatest integer function is :

Options

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

Correct answer

A. [ 3 2 , )

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