cynthiangerardow9ydc cynthiangerardow9ydc

01-03-2018
Mathematics

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A global positioning satellite (gps) system uses satellite information to locate ground position. Abu’s surveying firm bought a GPS system for $12500. The GPS is now worth $8600. How many years ago did Abu buy the GPS system? Use k=.062 for the annual rate of decay.

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MrRamon MrRamon

14-03-2018

About 5.84 years ago.
This is an exponential decay problem. we use the following formula.

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