This happens if a PDE involves derivatives with respect to one variable only (or can be transformed
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This happens if a PDE involves derivatives with respect to one variable only (or can be transformed to such a form), so that the other variable(s) can be treated as parameter(s). Solve for u = u(x, y):
uyy + 6uy + 13u = 4e3y
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Multiply by 6 to get 6uyy 36u 4ey Divide through by 6 and substitute y with ex 8uyy 2u 3ex C...View the full answer
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