Mathematics, 12.07.2019 23:50 isabellamason1499

Suppose you kick a football and its movement can be modeled by a parabola. after 1 second its height is 15 feet above ground, after 2 seconds its height is 14 feet above ground, and after 3 seconds its height is 9 feet above ground. a. find the equation of the parabola that models this behavior. y = -2x2 + 5x +12 b. after how many seconds does the ball hit the ground? 4 seconds

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Suppose you kick a football and its movement can be modeled by a parabola. after 1 second its height...