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Vijay posted an Question
March 29, 2021 • 15:32 pm 30 points
  • IIT JAM
  • Mathematics (MA)

My mistake?

please send a solution to the problem given in the attachment.

2 Answer(s) Answer Now
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  • comment-profile-img>
    Deepak singh 1 best-answer

    Refer attached.

    cropped6691200073496394636.jpg
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    there is no fixed method to proove this kind of question , .Before letting f(x) , we have to think always either we are getting f'(x) as given in question or not .

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    yea 🙌

  • Alka gupta best-answer

    according to your function f'(x) is not equal to sinx + cosx = e^(-x)

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