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Vijay posted an Question
January 07, 2022 • 16:00 pm 30 points
  • IIT JAM
  • Mathematics (MA)

Sp21;2. please send the solution to the problem given in the attachment.

sp21;2. please send the solution to the problem given in the attachment.

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    Piyush pachauri Best Answer

    Please find attached

    cropped8256070443549203312.jpg
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    doubt

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    yes

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    infinitely diffrentiable

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    then what do we meean when we say twice differentiable functions?

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    second derivative exist ,third may or may not.

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    please give an example.

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    Take x^2×|x|

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    it is not differentiable at x=0? elsewhere it is differentiable infinitely.

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    It's third derivative doesn't exist at x=0 , so not differentiable

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