Question 172562
{{{(t^4-t^3-14t^2+7t-4)/(t-4)}}}
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No "simplification" is possible.  
If you divide, you get {{{t^3+3t^2-2t-1}}} with a remainder of -8.
However, if you change the last term to +4 instead of -4, it becomes
{{{(t-4)*(t^3 + 3t^2 - 2t - 1)}}}
Maybe it's a typo.