FUNCTIONS+CHANGE -WEBASSIGN
FUNCTIONS+CHANGE -WEBASSIGN
6th Edition
ISBN: 9780357422496
Author: Crauder
Publisher: CENGAGE L
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Chapter 4.2, Problem 21E

Reminder Round all answers to two decimal places unless otherwise indicated.

A Diet An overweight man makes lifestyle changes in order to lose weight. He currently weighs 260  pounds , and he has set a target weight of 200  pounds . Each month the difference D , in pounds, between his current weight and his target weight decreases by 10 % .

a. Make an exponential model of D versus the time t in months since the diet began.
b. How long will it take for his weight to reach 210  pounds
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