A 5.00 kg mass is moving at 4.00 m/s 30.0 degrees SOUTH of WEST and a 2.00 kg mass is moving at 3.00 m/s 60.0 degrees SOUTH of EAST . The velocity of the center of mass is (a), and the velocity NORTH of the center of mass is (b)
A. a = +2.17 m/s, b = -2.05 m/s.
B. a = -2.17 m/s, b = +2.05 m/s.
C. a = +2.05 m/s, b = -2.17 m/s.
D. a = -2.05 m/s, b = +2.17 m/s.
E. a = -2.05 m/s, b = -2.17 m/s.
E. a = -2.05 m/s, b = -2.17 m/s.
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