![]() |
#1
|
||||
|
||||
![]()
Test for LaTex coding...
x=\frac{-b\pm\sqrt{b^2-4ac}}{2a} \large f(x)={\Large\frac1{\sigma\sqrt{2\pi}}} \int_{\small-\infty}^xe^{-\small\frac{(t-\mu)^2}{2\sigma^2}}dt |
|
|