1. How to put 20 equilateral triangles on sphere

    How to put 20 equilateral triangles on sphere

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  2. Integral of 1/sqrt{x^2+1}, Integral of 1/sqrt{x^2-1}, Integral of 1/sqrt{1-x^2}

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  3. Integral of 1/(x^3-1) from integral of 1/(x^3+1)

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  4. integral of x^n lnx from 0 to 1

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  5. But 😱😱😱😱😱how big is the possibillty of on asteroid actathreng tinhialy ltu

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  6. An Ant-Man 3 deleted scene Envisioned an Alternate Multiverse Live For The Wasp

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  7. a_{n+2}=5a_{n+1}-6a_{n} Mathematical induction

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  8. Mathematical induction exercise: 6^n-1 is divisible by 5

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  9. Tesla stock is below $180... Are there large purchases of Tesla stock?

    Tesla stock is below $180... Are there large purchases of Tesla stock?

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  10. Find eigenvalues of matrix with all same element

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  11. 7 is the only Prime followed by a Cube? What's more? how about quartic

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  12. Probability Computation: Drawing Two Aces from a Deck of Cards

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  13. Probability Calculation: Drawing One Ace from a Deck of Cards

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  14. Addition Rule Example 02

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  15. Addition Rule Example 03

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  16. common interview question: Three daughters

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