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An algebra problem by Puneet Pinku

Algebra Level 3

\[\large \sqrt{x+1} + \sqrt{x-1} = 1 \]

Find the number of real \(x\) satisfying the equation above.

Excel in math and science

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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 Puneet Pinku

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