(>ise Level With the installation of noise suppression materials, the noise level in an
Chapter 5, Problem 72(choose chapter or problem)
(>ise Level With the installation of noise suppression materials, the noise level in an auditorium was reduced from 93 to 80 decibels. Use the function in Exercise 71 to find the percent decrease in the intensity level of the noise as a result of the installation of these materials.
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