Mathematics, 04.02.2021 23:00 belen27

1. The height of a missile t seconds after it has been fired is given by h=4.9t^2+44.1t. How many seconds will it take for the rocket to reach its greatest height?

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1. The height of a missile t seconds after it has been fired is given by h=4.9t^2+44.1t. How many se...