SOLUTION: Simplify: {{{ (sqrt(2 )+1)^2 + (sqrt(2)-1)^2 }}}.

Algebra.Com
Question 1039632: Simplify: .
Found 2 solutions by josgarithmetic, Edwin McCravy:
Answer by josgarithmetic(39617)   (Show Source): You can put this solution on YOUR website!
This will not render:
[sqrt(2 )+1]^2 + [sqrt(2)-1]^2

Now this will render:
(sqrt(2)+1)^2+(sqrt(2)-1))^2

The triple curly brackets are needed:


Use the number properties you know.
Answer by Edwin McCravy(20055)   (Show Source): You can put this solution on YOUR website!

[Note: in the notation of this site, brackets can only be used
to enclose subscripts.]






Use FOIL:







Edwin
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