Mathematics, 06.02.2021 07:00, NawnyMonster

a rocket is fired vertically upward with an initial velocity of 40 m/s from a launch pad 45m high and its height is given by the formula -5t^2+40t+45 where h is in meters and t is in seconds. how high does the rocket go? how much time is the rocket in flight?

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a rocket is fired vertically upward with an initial velocity of 40 m/s from a launch pad 45m high an...