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<math>
<math>
  f(a,b)  = (a+b)^2  
  f(a,b)  = (a+b)^2
       = a^2+2ab+b^2 </math>
       = a^2+2ab+b^2 </math><br/>
<math>\sqrt{24}</math><br/>

Revision as of 17:22, 14 September 2009