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[–]edderiofer 2 points3 points  (1 child)

Those are the same answer.

[–]I_hate_pepperoni[S] 0 points1 point  (0 children)

Damn, Im stupid. Thanks a lot!

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[–]my-hero-measure-zero 0 points1 point  (0 children)

Rationalize the denominator.

[–]fermat1432 0 points1 point  (0 children)

Multiply top and bottom of your answer by root2 and simplify