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Best Answer 

 #1
avatar+130555 
+10

x^2 - 6x + 9  = (x - 3) (x - 3)   = (x - 3)^2

 

 

cool cool cool

 Nov 16, 2015
 #1
avatar+130555 
+10
Best Answer

x^2 - 6x + 9  = (x - 3) (x - 3)   = (x - 3)^2

 

 

cool cool cool

CPhill Nov 16, 2015

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