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Old Mar 6, 2009 | 02:14 PM
  #33  
F22B Prelude's Avatar
F22B Prelude
Rachel Bilson
 
Joined: Oct 2005
Posts: 11,230
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From: South Bend/Walkerton, Ind
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And yall did it the hard way

72x^2 - 4x^3

72(2)((x)^(2-1)) - 4(3)((x^3-1))
144x - 12x^2

Last edited by F22B Prelude; Mar 6, 2009 at 02:16 PM.
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