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Physics, 21.07.2021 16:10 janeou17xn

The answer is D. I can't figure out why? The human range is from 20 Hz to 20 kHz...


The answer is D. I can't figure out why? The human range is from 20 Hz to 20 kHz...

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The answer is D. I can't figure out why? The human range is from 20 Hz to 20 kHz...
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