Question: To get a feel for higher order ODEs, show that the given functions are solutions and form a basis on any interval. Use Wronskians. In

To get a feel for higher order ODEs, show that the given functions are solutions and form a basis on any interval. Use Wronskians. In Prob. 6, x > 0,

ex, e-x, e2x, y"' - 2y" - y' + 2y = 0

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