Question: 2. (i) Find the Fourier series for the function f(t) = t? on [-}, ; ) and f(t + k) = f(t) for all integer

2. (i) Find the Fourier series for the function f(t) = t? on [-}, ; ) and f(t + k) = f(t) for all integer k. (ii) Use the Fourier representation in (i) to find the sum 1+ 22 + 32 + + 42 n2 +
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