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Algebra
Question

The percent \( I ( x ) \) of the original intensit...

The percent \( I ( x ) \) of the original intensity of light striking the surface of a lake that is available \( x \) feet below the surface of the lake is given by \( I ( x ) = 100 e ^ { - 0.75 x } \) . What percentage of light, to the nearest hundredth of a percent, is available \( x = 5 \) feet below the surface of the lake? 

Answer

2.35%

Solution
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