Find the cosine Fourier coefficients for the function f(x) = 35 cos(3x), on 0Sxs. OA None of these. 140 and an- 35 (-1)+1 (-1)" 2n+3 2n-3 O B.40 =- 37 n = 1,2,3,... 70 (-1)+1 (-1)" 2n +3 追, Oca0 =- 140 and an- 2n-3 n= 1,2,3,... 140 and an= 元 70 (-1)+1 2n +3 (-1)" 2n-3 O Da0 =- n = 1,2,3,... %3D 70 (-1)+1 (-1)" 2n-3 2n+3 n = 0,1,2,3,... OE an=

Advanced Engineering Mathematics
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Author:Erwin Kreyszig
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Chapter2: Second-order Linear Odes
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Find the cosine Fourier coefficients for the function
f(x) = 35 cos(3x), on 0Sxs.
O A None of these.
140
and an-
35 (-1)+1 (-1)"
2n+3 2n-3
O B.40 =- 37
n=1,2,3,...
140
and an-
70 (-1)+1 (-1)"
2n +3
Oca0 =-
2n-3
n=1,2,3,...
140
and an=
元
70 (-1)*1
2n +3
(-1)"
2n-3
O Da0 =-
n = 1,2,3,...
%3D
70 (-1)+1 (-1)"
2n-3 2n+3
n= 0,1,2,3,...
OE an=
Transcribed Image Text:Find the cosine Fourier coefficients for the function f(x) = 35 cos(3x), on 0Sxs. O A None of these. 140 and an- 35 (-1)+1 (-1)" 2n+3 2n-3 O B.40 =- 37 n=1,2,3,... 140 and an- 70 (-1)+1 (-1)" 2n +3 Oca0 =- 2n-3 n=1,2,3,... 140 and an= 元 70 (-1)*1 2n +3 (-1)" 2n-3 O Da0 =- n = 1,2,3,... %3D 70 (-1)+1 (-1)" 2n-3 2n+3 n= 0,1,2,3,... OE an=
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