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Mathematics, 18.12.2020 20:30 domjuan1456

NEED HELP! NEED HELP ASAP! If an object is projected upward from ground level with an initial velocity of 64 ft per sec, then its height in feet after t seconds is given by s(t)=-16t*2+64t. Find the number of seconds it will take to reach its maximum height. What is this maximum height?

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