
Re: easiest way to solve rational polynomial inequality p(x)/q(x) > 0 is by solving p(x)q(x) > 0
Posted:
Aug 19, 2013 3:37 AM


On Friday, August 16, 2013 5:49:39 PM UTC7, Kobu wrote: > Proof: > > > > Since a > 0 iff 1/a > 0 > > > > q(x) > 0 iff 1/q(x) > 0 > > > > Thus: > > > > p(x)/q(x) > 0 iff p(x)q(x) > 0
True

