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JEE Main2002MathematicsDifferentiationActual

If y= (x+ 1+x^2 )^n , then (1+x^2 ) d^2 y d x^2 +x d y d x is

Options

  1. An ^2 y
  2. B-n^2 y
  3. C-y
  4. D2 x^2 y

Correct answer

A. n ^2 y

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