Mathematics, 02.12.2020 20:40 alialarma

The height of an object thrown upward from the surface of a planet is given by the function s(t) = -2t2 + 28t, where t is the time in seconds and s(t) is the height in meters. What is the speed of the object at time t = 4? A. 12 meters/second

B. 14 meters/second

C. 16 meters/second

D. 18 meters/second

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