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Problem 7 4.A projectile of mass 9.6 kg is launched from the ground with an initial velocity of 12.4 m/s at an angle of 54° a
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0,9 kange em (9.8X1.42 Zam124 sin54 Xem = 0.35 m 0.151451 m 113.6 5.9 m Lem ш+w + (3.1) L) (6.5 X13. lo.35 3.5355 m em м, ч

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