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  3. for each integer n 2 1 let f11 rbe fhex2...

Question: for each integer n 2 1 let f11 rbe fhex2...

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For each integer n 2 1, let f:[-11] -Rbe fh(e)x2 (i) Prove that each fn is differentiable on (-1,1) (ії) Prove that(fn)1-0 coverges uniformly to f (x)-|x (iii) Prove that f is not differentiable at 0.

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