Question

Q. Solve the following Inintial boundary value problem:
uxx=1/c^2 ut c<x<L (t>0)
(B.C,s) u(0, t)=u(L, t)=0
(I.C,s) u(x,0)=f(x)= x if 0<x<L/2, -x if L/2<x<L

Answer 1

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