At the beginning of 2015, the population of a species of animals was estimated at 50,000. This

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At the beginning of 2015, the population of a species of animals was estimated at 50,000. This number decreased so that, after a period of n years, the population was 50,000e^-0.03n.

a. Estimate the population at the beginning of 2020.

b. Estimate the year in which the population would be expected to have first decreased to 5000.

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Cambridge IGCSE And O Level Additional Mathematics Coursebook

ISBN: 9781108411660

2nd Edition

Authors: Sue Pemberton

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At the beginning of 2015, the population of a species of animals was estimated at 50,000. This

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Cambridge IGCSE And O Level Additional Mathematics Coursebook

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