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Problem of the Day 3

Calculus Level 3

\[ \large \int_0^1 \left(1 + e^{-x^2} \right) dx = ?\]

-1 None of the others 2 \[1 + e^{-1}\]

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Excel in math and science

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It's hard to learn from lectures and videos

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including olympiad champions, researchers, and professionals.

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by Akhil Bansal

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