Question

Problem #3: Expand the following function in a cosine series, f(x) 2 45 x < -1 7 -1 sx< 1 2 1sx< 4 and then using the notation from Problem #2 above, (a) find the value of co. (b) find the function gi(n,x). 13/4 Problem #3(a): 13 4 Enter your answer symbolically, as in these examples Problem #3(b) Enter your answer as a symbolic function of x,n, as in these examples Just Save Submit Problem #3 for Grading Attempt #4 3(a) 13 п Attempt #1 Attempt #2 Attempt #3 13 3(a) 13 3(a) 2 4 40 sin() cos(ntx) 3(b) 10 sin(n) cos(ngx) 3(b) – 10 sin cos(ntx) 3(b) 4 4 4 4 Зап 3(a) 0/1x 3(a) 1/1 3(a) 3(b) 0/2x 3(b) 0/2x 3(b) 0/2x 3(a) 3(b) th In 3(a) 3(b)

Answers to PART 3B and 3C is required in the following form

Answer 1

7 L=4 3(b) -4 <x<t f(x) = <X-1 1<x<u fowie arme series coeffiadut s finales (MTX) dx (3) C3 (mma Jdx + ('n as (max)dx -L si +380 (np)ar] - 56 Sm C -88m (NT) + + IT MT MT [ -8&m (MT How [ 40 8ri (941)] to Sm (270) OTT go on,x) 10 Sm (20) Cos (TEX) Answer. NT 30 bn=2 0 11 f(x)= 9x+3; 0<x< 2 ; L=2 fourier sine serres coefficient 25 fog Sm (NTTX Jax 2 a 5 (9X+3) Sim (MT) dx = [(-42 1-42 Les (MT) + 6 gam,x) = bn Sim (MMX) gal13) - -48 609 +6 WT Sm (MIX) | Answer NTT