[newbie question] solving fifth order polynomial equation



On 1/17/07, Hugo Coolens <coolens at kahosl.be> wrote:
> Strange enough my system does not give me the "real" values as you can see
> here, any idea why?:
> radcan(solve(1+11*s+45*s^2+84*s^3+70*s^4+21*s^5=0));

Sorry, I must have made some mistake in copying my solution..  Try

  radcan(rectform(solve(1+11*s+45*s^2+84*s^3+70*s^4+21*s^5=0)));