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Black Book Advanced Problems in MathematicsMathematicsQuadratic Equation

If f(x) = x^2 - 3x + 4 x^2 + 3x + 4 , then complete solution of 0 < f(x) < 1 , is :

Options

  1. A(- , )
  2. B(0, )
  3. C(- , 0)
  4. D(0, 1) (2, ) .

Correct answer

B. (0, )

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