Help! please help...
3m^3 + 4f + 4 + 2f + 2f^2 + 1

Consider symmetrically placed rectangular insulators with uniformly charged distributions of equal magnitude as shown. x y −−−−−− what is the direction of the net field at the origin?

Write the expression in simplified radical form. show all steps and work including any foil method work. (hint: use the conjugate. no decimal answers.) (9-2√3)/(12+√3)

Asphere has a diameter of 10 in. what is the volume of the sphere?