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JEE Main2004MathematicsLimitsActual

If _ x (1+ a x + b x^2 )^ 2 x =e^2 , then the values of a and b , are

Options

  1. Aa R , ~b =
  2. Ba=1, b R
  3. Ca R , b=2
  4. Da=1 and b=2

Correct answer

B. a=1, b R

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