Math

A supeball is thrown off of a 200 foot building. Each time is hits the ground, it rebounds 75% of its height. What is its rebound after its 4th bounce?

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asked by jimmy
  1. first rebound = .75(200)
    2nd rebound = .75(.75(200)) =.75^2 (200)
    3rd = .75^3 (200)
    4th = .75^4 (200 = appr 63.28 ft

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    posted by Reiny

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