
Re: Help with limit problem?
Posted:
Sep 12, 2007 10:33 AM


me@privacy.net wrote: > > "Brian M. Scott" <b.scott@csuohio.edu> wrote: > > > (As Arturo has > >already pointed out, x  1 is such a factor.) > > Ok > > But for some weird reason I can't see how (x1) factors > out of both polynomials. My brain just quit working on > that
x^n  1 = (x1)(x^(n1) + x^(n2)+ ... + x + 1)
i.e. x^5  1 = (x1)(x^4 + x^3 + x^2 + x + 1)

