Q5. A ball is thrown upward from a raised platform. Its height above the ground (in...
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Q5. A ball is thrown upward from a raised platform. Its height above the ground (in feet) t seconds after being thrown is given by H(t)=-4t+14t+ 18 (a) From what height was the ball thrown? (b) What is the maximum height reached by the ball? In your solution, state what algebraic evidence allows you to conclude that the value is, in fact, a maximum value. (c) How many seconds after being thrown does the ball hit the ground? Q5. A ball is thrown upward from a raised platform. Its height above the ground (in feet) t seconds after being thrown is given by H(t)=-4t+14t+ 18 (a) From what height was the ball thrown? (b) What is the maximum height reached by the ball? In your solution, state what algebraic evidence allows you to conclude that the value is, in fact, a maximum value. (c) How many seconds after being thrown does the ball hit the ground?
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