A 1.5-kg object moving along the x axis has a velocity of +4.0 m/s at x = 0. If the only force acting on this object is shown in the figure, what is the kinetic energy of the object at x = +3.0 m?
a.
18 J
b.
21 J
c.
23 J
d.
26 J
e.
8 J
a
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