1. Dec 18, 2014 #1

   basty

   

   How to find
   
   ##\sqrt{(a+b) + 2 \sqrt{ab}} = \sqrt{a} + \sqrt{b}##
   
   ????

    

   basty, Dec 18, 2014
2. 
   Phys.org - latest science and technology news stories on Phys.org

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3. Dec 18, 2014 #2

   Chestermiller

   

   Insights Author

   Staff: Mentor

   Square both sides.

    

   Chestermiller, Dec 18, 2014

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