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MathGroup Archive 2005

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TrigExpand - Odd behavior

  • To: mathgroup at smc.vnet.net
  • Subject: [mg55416] TrigExpand - Odd behavior
  • From: "Bob Stagat" <stagat at linkline.com>
  • Date: Tue, 22 Mar 2005 03:51:07 -0500 (EST)
  • Sender: owner-wri-mathgroup at wolfram.com

Try executing the following three lines and explain the last result...

Cos[45 Degree]

Cos[x+45 Degree]

Cos[x+45 Degree]//TrigExpand

Thanks...
~ BS ~


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