Question: 1. (10 points) Solve the heat flow problem Ou 12 u Ox2' 120, 0 0, (7, t) = 0, t>0, u(x, 0) = 2 -

1. (10 points) Solve the heat flow problem Ou 12 u Ox2' 120, 0 0, (7, t) = 0, t>0, u(x, 0) = 2 - cos(2x) + 5 cos(3x), 0 OSIST. [In this problem and the following ones, it is not necessary to repeat the separation of variables: you may use the appropriate formal solution of the PDE and boundary conditions found in notes and lectures.]

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