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Homework Help: algebra 2

Posted by math challenged on Monday, April 4, 2011 at 7:13pm.

the loudness L of a sound in decibels is given L=10log10R, where R is the sound's relative intensity. if the intensity of a certain sound is tripled, by how many decibels does the sound increase?

due tomorrow, tuesday, april 5th, 2011.
help pleaseeeee ;)

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