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Mathematics 18 Online
OpenStudy (anonymous):

An object is shot straight upward from sea level with an initial velocity of 400ft/sec. a) Assuming gravity is the only force acting on the object, give an upper estimate for it's velocity after 5 seconds have elapsed. Use g=32ft/sec^2 for the gravitational constant. b) Find the lower estimate for the object having attained after 5 seconds.

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