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  1. What is the integral of #1/(1+x^2)#? - Socratic

  2. Integral of $\\frac{1}{(1+x^2)^2}$ - Mathematics Stack Exchange

  3. What is the integral of int 1/(x^2+1)dx? - Socratic

  4. How do you find the antiderivative of int 1/sqrt(1+x^2) dx?

  5. What is the integral of 1/x? - Mathematics Stack Exchange

  6. What is the integral of #x/(1+x^2)#? - Socratic

  7. Showing $1/x^2$ is Lebesgue Integrable on $\\mathbb{R}_{\\ge 1}$

  8. How do you integrate #x^2/(x^2+1)#? - Socratic

  9. How do you integrate #int 1/sqrt(x^2-a^2)# by trigonometric

  10. Integrals of $1/x$ and $1/x^2$ - Mathematics Stack Exchange