Mathematics, 17.11.2020 19:40 cass9980

NASA launches a rocket at t=0 seconds. Its height, in meters above sea-level, in terms of time is given by h=-4.9t²+151t+423. How high is the rocket after 7 seconds?

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NASA launches a rocket at t=0 seconds. Its height, in meters above sea-level, in terms of time is gi...