MathGroup Archive 2008

[Date Index] [Thread Index] [Author Index]

Search the Archive

unwanted Complex result

(Sqrt[speed ^ 2 - windx ^ 2] + windy) / a speed ^ 2 + b speed + c ==
distance / height
, speed]

this works but returns 4 solutions that all return complex numbers

I need a real number

how do I:

- convert a complex result into real number
- solve the equation to give only real numbers

  • Prev by Date: What am I doing wrong?
  • Next by Date: Re: incorporating long dendrogram into TeX document
  • Previous by thread: Re: What am I doing wrong?
  • Next by thread: RE: unwanted Complex result