Algebra and Trigonometry 10th Edition

Published by Cengage Learning
ISBN 10: 9781337271172
ISBN 13: 978-1-33727-117-2

Chapter 5 - 5.5 - Exponential and Logarithmic Models - 5.5 Exercises - Page 405: 22



Work Step by Step

We need to use an exponential decay model such as: $y= 6.5( \dfrac{1}{2})^{t/5715}$ The amount after $1000$ years is: $y= 6.5 \times ( \dfrac{1}{2})^{1000/5715} \approx 5.758$
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