- #1
fredrick08
- 376
- 0
Homework Statement
calculate <x>, when [tex]\Psi[/tex](x,t)=A*exp(-([tex]\sqrt{}Cm[/tex]/2h)x[tex]^{}2[/tex]
Homework Equations
<x>=[tex]\int[/tex][tex]\Psi^{}*[/tex]x[tex]\Psi[/tex]dx over all space..
[tex]\int[/tex]exp(-[tex]\alpha[/tex]x[tex]^{}2[/tex])=[tex]\sqrt{}\pi/\alpha[/tex]
The Attempt at a Solution
ok know how to do this but how do i do the intergral... my maths isn't so good, and the book does it very very vague... i know <x>=0 but don't know how to prove it.