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What is the height the ball rebounds to after its third bounce? Round your answer to three decimal places.

a1= 10

formula =an =0.85an-1

2 Answers

4 votes

Answer:

The first part if you are in edg 2020 is 10 feet and the second part is 6.141 feet

Explanation:

User ScottR
by
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3 votes

Answer:

6.141

Explanation:

aₙ = a₁rⁿ⁻¹

The height after the first bounce is the second term in the geometric sequence, so the height after the third bounce is the fourth term.

a₄ = a₁(0.85)ⁿ⁻¹

a₄ = 10(0.85)³ = 10 × 0.614 12 = 6.141

User Mlbright
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