So now x^3+5x^2+5x+1=(x+1)(x^2+4x+1)
And therefore (x^4+4x^3-4x-1)/(X-1)=the above.
And what about those border values?
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 <br />Irresponsibility: No single raindrop will believe that it is to blame for the resulting flood. -Anonymous <br />IW PT Sig-Artist
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