SOLUTION: Suppose the height h of a ball thrown straight upward from the ground is given by h = 44.1t - 4.9t^2, where h is in meters and t is the elapsed time in seconds. When is the ball at

Algebra ->  Quadratic Equations and Parabolas -> SOLUTION: Suppose the height h of a ball thrown straight upward from the ground is given by h = 44.1t - 4.9t^2, where h is in meters and t is the elapsed time in seconds. When is the ball at      Log On


   



Question 1096370: Suppose the height h of a ball thrown straight upward from the ground is given by h = 44.1t - 4.9t^2, where h is in meters and t is the elapsed time in seconds. When is the ball at a height of 88.2m as it moves up?
Answer by Alan3354(69443) About Me  (Show Source):
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Suppose the height h of a ball thrown straight upward from the ground is given by h = 44.1t - 4.9t^2, where h is in meters and t is the elapsed time in seconds. When is the ball at a height of 88.2m as it moves up?
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44.1t - 4.9t^2 = 88.2
Solve for t