# Force and potential energy

A particle is under the influence of a force F = -kx+(kx^3)/a^3 where k and a are constants and k is positive.

1) Find U(x) the potential energy

2) What happens when E (total energy) = (1/4)ka^3

https://brainmass.com/physics/energy/force-and-potential-energy-94256

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Step by step solution provided.

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