Solution solutions... answers2... Answers.... 08-exam... 05-exam... 3appello- 4 Let f be the sum of the power series (A) ƒ"(0) = 2 √11 (B) f(7)(0) = 0 (C) the domain of f is [-1, 1] Σντί 1 3n x³n. Then √1+5n n=0 (D) the domain of f contains the interval (-√√5, √5) 5 Let f RR be a continuous 2π-periodic function whose Fourier series is I 8+ 12 Then the quadratic norm of f equals n=1 cos (nx). 3n

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