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factorizing polynomial

  • To: mathgroup at
  • Subject: [mg33099] factorizing polynomial
  • From: "Raffaele" <niubbo at>
  • Date: Sun, 3 Mar 2002 06:30:19 -0500 (EST)
  • Sender: owner-wri-mathgroup at

To factor x^4+4 I do this:
I add and subtract 4x^2 to get


I CAN do in this way, but how can Mathematica do it automatically?
Somebody knows about skills to factor polynomial like previous and like

bye and thanx in advance

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