For the following exercises, solve for the indicated value, and graph the situation showing the solution point.

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For the following exercises, solve for the indicated value, and graph the situation showing the solution point.

The formula for measuring sound intensity in decibels D is defined by the equation D = where I is the intensity of the sound in watts per square meter and I0 = 10−12 is the lowest level of sound that the average person can hear. How many decibels are emitted from a jet plane with a sound intensity of 8.3 ⋅ 102 watts per square meter? 


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Precalculus

ISBN: 9781938168345

1st Edition

Authors: Jay Abramson

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