A blue puck has a velocity of 0i – 3j m/s and a mass of 4 kg. A gold puck has a velocity of 12i – 5j m/s and a mass of 6

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answerhappygod
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A blue puck has a velocity of 0i – 3j m/s and a mass of 4 kg. A gold puck has a velocity of 12i – 5j m/s and a mass of 6

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A blue puck has a velocity of 0i – 3j m/s anda mass of 4 kg. A gold puck has a velocity of 12i –5j m/s and a mass of 6 kg. What is the kinetic energy of thesystem?
a. 90 J
b. 489 J
c. 525 J
d. 72i - 42j J
Please show work. Thank you!!
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