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**Paragraph for Question Nos. 1 to 3** Let f(x) = _ x [x]g(x) = _ x x h(x) = _ [x] x where [ ], denotes the greatest integer function and fractional part fucntion respectively. Domain of h(x) is : I denotes integers.

Options

  1. A[2, )
  2. B[1, )
  3. C[2, ) - I
  4. DR^+ - I

Correct answer

C. [2, ) - I

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