# MATH AND PHYSICS HELP HELP HELP HELP HELP

posted by
**Dwayne** on
.

A particle P of mass m=1 moves on the x-axis under the force field

F=36/(x^3) - 9/(x^2) (x>0).

Show that there is a single equilibrium position for P and that it is stable. Find the period of small oscillations about this point.