Obtain the sol'n for an=5an-2 - 4an-4 With: a0 = 3 a1 = 2 a2 = 6 a3 = 8 Note: The 5an-2 minus 4an-4 actually appear in the the problem as 5a and 4a with the terms being n-2 and n-4 list slightly lower than the an term
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The characteristic equation is with the roots We have to find the general term in the form For we have Now find a, b, c, d.
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