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MathGroup Archive 2005

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Re: Domain and range

  • To: mathgroup at
  • Subject: [mg54278] Re: Domain and range
  • From: "DJ Craig" <spit at>
  • Date: Wed, 16 Feb 2005 14:35:58 -0500 (EST)
  • References: <cud82o$33c$><cuhrlr$9ac$>
  • Sender: owner-wri-mathgroup at

How did it simplify that messy function into 2(x-3)?  The graphs don't
even look the same.  What does the Element[] function do?  Reduce[]?

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