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x^4+12x^3+48x^2+48x=9009

 Jun 24, 2014

Best Answer 

 #1
avatar+130511 
+5

WolframAlpha shows two real solutions to this:

 

 Jun 24, 2014
 #1
avatar+130511 
+5
Best Answer

WolframAlpha shows two real solutions to this:

 

CPhill Jun 24, 2014

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