Asked by Calculus Joe
A ball always bounces three fifth of the height from which it falls. What fraction of its initial height does it rise after the second and third bounce?
Answers
Answered by
oobleck
huh? think a little
1st bounce: 3/5
2nd bounce: 3/5 * 3/5
3rd bounce: 3/5 * 3/5 * 3/5
...
1st bounce: 3/5
2nd bounce: 3/5 * 3/5
3rd bounce: 3/5 * 3/5 * 3/5
...
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