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Some cos

Geometry Level 1

If \[\sin(x) + \cos(x) =1\]

Find \[|\sin(x) - \cos(x)|\]

Excel in math and science

Master concepts by solving fun, challenging problems.

It's hard to learn from lectures and videos

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Our wiki is made for math and science

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including olympiad champions, researchers, and professionals.

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by Lakshya Sinha

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