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What's the answer to (1+sqrt 2) squared - (2 sqrt2 - sqrt 2) squared
What good On 7/13/15, Anupe wrote: > What's the answer to (1+sqrt 2) squared - (2 sqrt2 - sqrt > 2) squared

is knowing the answer if you don't know what to do. I would suggest you square both terms and then see what cancels when you do the subtraction.
Jul 13, 2015


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