The strength I of a certain cable signal is given by I = I 0 e 0.0015x

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The strength I of a certain cable signal is given by I = I0e−0.0015x , where I0 is the signal strength at the source and x is the distance (in km) from the source. What percent of the signal strength is lost 15 km from the source?

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Basic Technical Mathematics

ISBN: 9780137529896

12th Edition

Authors: Allyn J. Washington, Richard Evans

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