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JEE Main2004MathematicsDifferentiationActual

If x=e^ y+e^ y+. .10 , x>0 , then d y d x is

Options

  1. Ax 1+ x
  2. B1 x
  3. C1-x x
  4. D1+x x

Correct answer

C. 1-x x

Step-by-step solution

x=e^ y+e^ y+e^ y+ x=e^ y+x x-x=y d y d x = 1 x -1= 1-x x

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