| utf07-007 A giddily gleeful student, elated over passing a Calculus 408C examination, hurls a somewhat large calculus book directly upward from the ground. It moves according to the law $ s(t) = 96t - 16t^2$ where $t$ is the time in seconds after it is thrown and $ s(t)$ is the height in feet above the ground at time $t$. Find:
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