SOLUTION: A ball is dropped from a height of 20 meters and bounces 90% of its previous height on each bounce. How high off the ground is the ball at the top of the 4th bounce?
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Question 1003524: A ball is dropped from a height of 20 meters and bounces 90% of its previous height on each bounce. How high off the ground is the ball at the top of the 4th bounce?
Answer by fractalier(6550) (Show Source): You can put this solution on YOUR website!
Since each bounce is 90% as high as the previous one,
h(4) = 20 * (.9)^4 = 13.122 m
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