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April 20, 2014

Homework Help: math

Posted by Angie on Friday, June 8, 2012 at 5:15pm.

A superball is dropped from a height of 2 m and bounces 90% of its original height on each bounce.
(a) When it hits the ground for the eighth time, how far has it traveled?
(b) How high off the floor is the ball on the eighth bounce?

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