# Math Help - Calculating <x^2> for the n'th stationary state of the infinite square well

1. ## Calculating <x^2> for the n'th stationary state of the infinite square well

Dear Folks,

I am in the process of finding <x>, <x^2>, <p>, <p^2> , sigx and sigp of a particle in an infinite square well. I am stuck on <x^2>

See attached, the proper answer is given on the RHS.
Thanks

2. ok,

I have it sorted. if any one is interested in the answer, let me know
Cheers