Question: [-/8 Points]If a ball is thrown vertically upward with a velocity of 144fts, then its height after t seconds is s=144c-16t2.(a) What is the maximum

[-/8 Points]If a ball is thrown vertically upward with a velocity of 144fts, then its height after t seconds is s=144c-16t2.(a) What is the maximum height reached by the ball? ft(b) What is the velocity of the ball when it is 320 ft above the ground on its way up?(Consider up to be the positive direction.)ftsWhat is the velocity of the ball when it is 320 ft above the ground on its way down?fts

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