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Problem # 1: Let 3-1x< . f(x) 7x 0 x1 The Fourier series for f(x). (an cosx bsinx f(x) n1 is of the form f(x)Co (g1(n,x) + g2

Problem #2 : Let f (x ) = 8-9x, - x< I Using the same notation as n Problem #1 above, (a) find the value of co- (b) find the

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Answer #1

ーと120 Prublum Hee Pe ao +. 3. (n)dh t 7.Conm Sn(nの) フx nIT ーフyー() +o D-O+ 0ィコ hT) ーb+ユ an 7-Sin(4 Twx-on -7Sinnn) (-))+o-0-D-T T (2 ) T ao Bn). ohn) dh (eh) his x(ub () -Ce(na) O n D (cujus- X(b-) o -1T 0 (8r) (a) bn Asi Si (nx)

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