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Solve the following PDE: U=4u, Choose A= -1 Select one: u(x,1) = sin2x (A cos2t + Bsin21) %3D u(x,1) = sinx (Acos2t + Bsin21)

Solve the following PDE: U=4u, Choose A= -1 Select one: u(x,1) = sin2x (A cos2t + Bsin21) %3D u(x,1) = sinx (Acos2t + Bsin21) u(x,t) = sin4x (Acos4t + Bsin4t) %3D None

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