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  1. THarinDu BF3

    Ya

    Ya
  2. THarinDu BF3

    Further Mathematics: Post your doubts here!

    Ur posting on the wrong thread......
  3. THarinDu BF3

    Further Mathematics: Post your doubts here!

    Isn't your differentiation wrong ??? It's supposed to be (cos x e^x - sin x e^x)/cos^2 x...check the formula again....u have added the numerator terms, it should be subtraction.
  4. THarinDu BF3

    Further Mathematics: Post your doubts here!

    Anyone know how to solve this ????? Please show me the working....
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