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[tex]1(- \frac{ \sqrt{3} }{3} ( \frac{ \sqrt{2} }{2} - (- \sqrt{3}) ( \frac{ \sqrt{2} }{2})) ^{2} [/tex]
[tex]1(- \frac{ \sqrt{3} }{3} ( \frac{ \sqrt{2} }{2} - (- \sqrt{3}) ( \frac{ \sqrt{2} }{2})) ^{2} [/tex]
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