Mathematics, 29.06.2019 01:30 lisilyn9755

The loudness, l, measured in decibels (db), of a sound intensity, i, measured in watts per square meter, is defined as where and is the least intense sound a human ear can hear. jessica is listening to soft music at a sound intensity level of 10-9 on her computer while she does her homework. braylee is completing her homework while listening to very loud music at a sound intensity level of 10-3 on her headphones. how many times louder is braylee's music than jessica's?

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The loudness, l, measured in decibels (db), of a sound intensity, i, measured in watts per square me...

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