# Commutator of the Hamiltonian with Position and Hamiltonian with Momentum

1. ### arsenalfan

1
To prove:

Commutator of the Hamiltonian with Position:
i have been trying to solve, but i am getting a factor of 2 in the denominator carried from p2/2m

Commutator of the Hamiltonian with Momentum:
i am not able to proceed at all...

Kindly help.. :(

2. ### vela

12,733
Staff Emeritus