![integration - $\frac{\sigma}{\sqrt{2\pi}}[-e^{-u^2/2}]^\infty_{-\infty}+\mu = \mu$ - Mathematics Stack Exchange integration - $\frac{\sigma}{\sqrt{2\pi}}[-e^{-u^2/2}]^\infty_{-\infty}+\mu = \mu$ - Mathematics Stack Exchange](https://i.stack.imgur.com/Dhogl.png)
integration - $\frac{\sigma}{\sqrt{2\pi}}[-e^{-u^2/2}]^\infty_{-\infty}+\mu = \mu$ - Mathematics Stack Exchange
![geometry - there is any relation between $\pi$, $\sqrt{2}$ or a generic polygon? - Mathematics Stack Exchange geometry - there is any relation between $\pi$, $\sqrt{2}$ or a generic polygon? - Mathematics Stack Exchange](https://i.stack.imgur.com/yPEWc.jpg)
geometry - there is any relation between $\pi$, $\sqrt{2}$ or a generic polygon? - Mathematics Stack Exchange
![The solution for x of the equation int(sqrt(2))^x(dt)/(tsqrt(t^2-1))=pi/2 is pi (b) (sqrt(3))/2 (c) 2sqrt(2) (d) none of these The solution for x of the equation int(sqrt(2))^x(dt)/(tsqrt(t^2-1))=pi/2 is pi (b) (sqrt(3))/2 (c) 2sqrt(2) (d) none of these](https://d10lpgp6xz60nq.cloudfront.net/web-thumb/34674_web.png)
The solution for x of the equation int(sqrt(2))^x(dt)/(tsqrt(t^2-1))=pi/2 is pi (b) (sqrt(3))/2 (c) 2sqrt(2) (d) none of these
![geometry - there is any relation between $\pi$, $\sqrt{2}$ or a generic polygon? - Mathematics Stack Exchange geometry - there is any relation between $\pi$, $\sqrt{2}$ or a generic polygon? - Mathematics Stack Exchange](https://i.stack.imgur.com/pFBV3.png)
geometry - there is any relation between $\pi$, $\sqrt{2}$ or a generic polygon? - Mathematics Stack Exchange
![IB SL 2022, Q5 on least positive value of x for which cos(x/2+pi/2_=1/sqrt(2) | Sumant's 1 page of Math IB SL 2022, Q5 on least positive value of x for which cos(x/2+pi/2_=1/sqrt(2) | Sumant's 1 page of Math](https://sumantmath.files.wordpress.com/2022/11/screenshot-from-2022-11-30-18-18-35.png)