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GATE Physics 2013 Paper

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Question : 1

Total: 55

f(x) is a symmetric periodic function of x i.e. f(x)=f(−x). Then, in general, the Fourier series of the function f(x) will be of the form

f(x)=
∞
∑
n=1
(ancos (nkx)+bnsin (nkx) )
f(x)=a0+
∞
∑
n=1
(ancos (nkx) )
f(x)=
∞
∑
n=1
(bnsin (nkx) )
f(x)=a0+
∞
∑
n=1
(bnsin (nkx) )

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