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Launched with an initial upward velocity

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Reference no: EM131826247

A model rocket is launched with an initial upward velocity of 65 m/s. The rocket's height h (in meters) after t  seconds is given by the following.

h = 65t - 5t^2

Find all values of t for which the rocket's height is 30 meters. Round the answer(s) to the nearest hundredth. 

(If there is more than one answer, use the "or" button.)

t = ______ seconds

Reference no: EM131826247

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