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On a string instrument, the length of a string varies inversely as the frequency of its vibrations. an 11-inch string has a frequency of 400 cylces per second. find the frequency of a 10-icnch string.
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Ling listed all of the factors of a mystery number: 1,2,4,8,16,32 what is the mystery number?
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What is the area of 54 ft...
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