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electronics and communication engineering signals and systems
1. If f(t) = - f(- t) satisfies Drichlet conditions, then f(t) can be expanded in Fourier series containing
(A): cosine terms and constant
(B): only cosine terms
(C): only sine terms
(D): sine terms and constant
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By: guest on 02 Jun 2017 01.13 am
Since f( - t) = - f(t) only sine terms will be present because sin (- x) = - sin x.
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