Question: Find a formal solution to the following initial-boundary value problem. du = 4 at 0 0, a(0,t) = 0, u(1,t) = 0 u(x,0) =

Find a formal solution to the following initial-boundary value problem. du =

Find a formal solution to the following initial-boundary value problem. du = 4 at 0 0, a(0,t) = 0, u(1,t) = 0 u(x,0) = f(x), 0

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