solve for T.
(d^2)/(dx^2)*T+(d^2)/(dy^2)*T=-2*(pi^2)*sin(pi*x)*sin(pi*y)
I think you have to do method of separation of variables and then some eigenvalue/function thing...? But I'm not sure of the exact steps.

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Can I walk you through it instead of just doing it for you?

sure, grateful for any help!
did i get the method correct?

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