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Algebra Level 1

\[ n + 1 = 2006^2 +2007^2, \ \ \ \ \ \ \ \ \ \ \sqrt{2n+ 1 } = \ ? \]

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Excel in math and science

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It's hard to learn from lectures and videos

Learn more effectively through short, interactive explorations.

Used and loved by over 6 million people

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including olympiad champions, researchers, and professionals.

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by Sai Venkatesh

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