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Thread: Challenging questin using Caratheodory's characterisation of the derivative

  1. #1
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    Challenging questin using Caratheodory's characterisation of the derivative

    Hey everybody,

    If possible, could anyone show me how to solve 2b) in the picture.

    Thanks
    Challenging questin using Caratheodory's characterisation of the derivative-2.png
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  2. #2
    MHF Contributor
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    Re: Challenging questin using Caratheodory's characterisation of the derivative

    Hey loikjhyy.

    Have you tried using the result of the theorem and then inverted the function before differentiating?
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