Homework Statement
So the question asks me to find the energies of the 2nd, 3rd, 4th, and 5th excited states in a three dimensional cubical box and to state which are degenerate.
Homework Equations
-\frac{\hbar^{2}}{2m}\nabla^{2}\Psi + V\Psi = E\Psi
The Attempt at a Solution
so I...