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  1. Prove Method of infinite Descent (Vieta's jumping) : (x^2+y^2+1)/xy=3

    Prove Method of infinite Descent (Vieta's jumping) : (x^2+y^2+1)/xy=3

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  3. sum of the reciprocals of the primes is divergent

    sum of the reciprocals of the primes is divergent

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  4. Mathematical induction middle level exercise

    Mathematical induction middle level exercise

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  5. Find eigenvalues of matrix with all same element

    Find eigenvalues of matrix with all same element

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  6. Introduction to Pythagorean quadruple

    Introduction to Pythagorean quadruple

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  9. Complex contour integral: e^{-x}cos(x)/sqrt(x), e^{-x}sin(x)/sqrt(x) from 0 to infinity

    Complex contour integral: e^{-x}cos(x)/sqrt(x), e^{-x}sin(x)/sqrt(x) from 0 to infinity

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  10. Two ways: Integral of 1/(x^2+1)^2 from 0 to infinity

    Two ways: Integral of 1/(x^2+1)^2 from 0 to infinity

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  13. Complex analysis Integral of cos(ax)/coshx from 0 to infinity

    Complex analysis Integral of cos(ax)/coshx from 0 to infinity

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  14. Integral of sec(x) and Integral of 1/sec(x)

    Integral of sec(x) and Integral of 1/sec(x)

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  15. Integral of 1/(x^3+1) step by step

    Integral of 1/(x^3+1) step by step

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

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

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

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

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  18. Hermitian matrix is diagonalizable and orthonormal basis

    Hermitian matrix is diagonalizable and orthonormal basis

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  19. Special quartic equation and cos72

    Special quartic equation and cos72

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  21. More easy mathematical induction exercise

    More easy mathematical induction exercise

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  22. Can you prove this: square root of 2 of 2= square root of 2 to the power square root of 2

    Can you prove this: square root of 2 of 2= square root of 2 to the power square root of 2

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  23. Motion in a straight line class 11|Motion class 9|Motion in a plane class 11|Motion

    Motion in a straight line class 11|Motion class 9|Motion in a plane class 11|Motion

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  24. Motion in a straight line class 11|Motion class 9|Motion in a plane class 11|Motion

    Motion in a straight line class 11|Motion class 9|Motion in a plane class 11|Motion

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