Let S 1히 1히 1, f (t) = 1< ]t| < 2, 1 and let f be periodic of period 4. Sketch f (t) and its derivative f' (t). Is the Fourier series for f (t) a sine series or a cosine series?

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Chapter2: Second-order Linear Odes
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Let
lel ltl < 1,
V(1) = t| < 1,
|1 1<\t| < 2,
and let f be periodic of period 4.
Sketch f (t) and its derivative f (t).
Is the Fourier series for f (t) a sine series or a cosine series?
Transcribed Image Text:Let lel ltl < 1, V(1) = t| < 1, |1 1<\t| < 2, and let f be periodic of period 4. Sketch f (t) and its derivative f (t). Is the Fourier series for f (t) a sine series or a cosine series?
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