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Help please... What is the simplest form of the radical expression? sqrt2 + sqrt5 over sqrt2 - sqrt5
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\[(\sqrt{2} + \sqrt{5}) (\sqrt{2} + \sqrt{5})/ (\sqrt{2}-\sqrt{5}) (\sqrt{2}+\sqrt{5})\]
\[(\sqrt{2}-\sqrt{5})(\sqrt{2}+\sqrt{5}) / 2-5\]
\[(2 + \sqrt{2}\sqrt{5}-\sqrt{5}\sqrt{2}-5) / -3\]
\[(-3 (\sqrt{2}\sqrt{5}-\sqrt{5}\sqrt{2})) -3\]
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