asteinberg8941 asteinberg8941 11-03-2024 Physics contestada A bungee cord exerts a nonlinear elastic force Fx=k1x+k2x3 where x is the change in the length of the cord from its unstretched length. a) k1x+k2x3b) k1x−k2x3c) k1x×k2x3d) k1ˣ⁄ₖ2x3