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Celebrate Christmas Mathily

Algebra Level 2

Samuel: What did you do for Christmas?

Kevin: \( \sqrt{ \frac{ -1 } { 64 } } \)

What did Kevin do for Christmas?

Kevin over ate Kevin wished everyone merry christmas Kevin did nothing Kevin ate some pie

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Excel in math and science

Master concepts by solving fun, challenging problems.

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 Chung Kevin

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