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03-10-2022
Mathematics

Answered

93. Maximum Height of a Football If a football is kicked straight
up with an initial velocity of 128 ft/sec from a height of 5 ft,
then its height above the earth is a function of time given by
h(t) = -16r² + 128r+ 5. What is the maximum height
reached by this ball?
HTUT Find the vertex of the graph of the quadratic function.

Answer :

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