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5 August, 12:32

A certain forest covers an area of 3900 km2. suppose that each year this area decreases by 8%. what will the area be after 10 years? use the calculator provided and round your answer to the nearest square kilometer.

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  1. 5 August, 12:47
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    A = P (1-r) ^t

    A = 3900 (1-0.08) ^10

    A = 3900 (0.92) ^10

    A = 3900 (0.434388454)

    A = 1694.11

    1694 square km
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