The Only Force Acting on a 2

Multiple Choice

The only force acting on a 2.0-kg body as it moves along the x axis is given by F_x = (12 -2.0x) N,where x is in m.The velocity of the body at x = 2.0 m is 5.5 î m/s.What is the maximum kinetic energy attained by the body while moving in the +x direction?

A) 36 J
B) 39 J
C) 43 J
D) 46 J
E) 30 J