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Posted: **Mon Jul 11, 2022 12:05 pm**

: 1 5 Marks Solve Pde Utt 25 Uzr Uyy X Y R 0 3 0 2 T 0 Bc U X Y T 0 For T 0 And X Y 1 (19.02 KiB) Viewed 33 times

1 (5 marks) Solve PDE: Utt = 25(Uzr + Uyy), (x, y) = R= [0,3] × [0, 2], t > 0, BC: u(x, y, t) = 0 for t> 0 and (x, y) = ƏR, ICs: u(x, y,0) = 0, ut(x, y,0) = sin(3x) sin(4лy), (x, y) = R.