Calculating Force from a Given Potential Energy

[dbb2112]

potential energy?

Homework Statement

A potential is given by U=(x^3 y^2 z^4i - x^2 y^3 z j+x^3 y^3 k)J. Determine the force associated with this potential.

Homework Equations

Fx=-dU/dx?

The Attempt at a Solution

I am not sure if i would just derive or how to approach this probelm

 

[dbb2112]

anyone