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Shivam Grade: 12
        
 see attachment and explain it
2 years ago

Answers : (1)

Arun Kumar
IIT Delhi
askIITians Faculty
256 Points
										Hello
if f=x^alpha *sin(1/x) at x not equal to zero.
then
by squeeze theorem limit x to 0 f will be = 0 for alpha > 0
but randomness around 0 is too great for alpha=1 so not differentiable.
so alpha > 1
Thanks & Regards
Arun Kumar
Btech, IIT Delhi
Askiitians Faculty
2 years ago
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