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  3. problem 3 expand the following function in a cosine series...

Question: problem 3 expand the following function in a cosine series...

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Problem #3: Expand the following function in a cosine series, 3 -6< x<-1 4-1 x<1 f(x) and then using the notation from Problem #2 above. (a) find the value of co (b) find the function gl(n, x). Enter your answer symbolically es in these examples Problem #3(a)I Enter your answer as a symbolic (pi n) (3 sinx n)+sin(pi n/2)) cos(e function of x,n, as in these Problem #3(b): si)sin)cos( I Just Save Submit Problem #3 for Grading Problem #3 Attempt Attempt 3Attempt 4Attempt 5 Your Answer3(a) 3(a) 3(b) 3(a) sin)- sin)(b) 3(a) 3(b) 3(a) 3(b) Your Mark:3(a) 0/1x 3(b) 0/2x 3(a) 3(b) 3(a) 3(b) 3(a) 3(b) 3(a) 3(b) The Fourier series for f(x), f(x) an cos +bn sin 2x s of the form n. x

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