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11. (10 points) Let f(t) be a 27-periodic function defined by f(t) = -{ 2 if – <t<0, -2 if 0 <t<, f(t + 2) = f(t). a) Find th
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Odd fit is function Sine So only costine serie, fitla SMO by sin(n) T bna dik (-2) Sincnot) dat 4(2-1)-1) 2 ( Cos(na) 2 sin(m

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