来自高平安的问题
求解一道英文指数数学题exponentialfunctionAnorchestratunestoafrequencyof440,whichsoundstheAabovemiddleC.Eachoctavehigherdoublesthefrequency,andeachofthe12semitonesintheoctaveincreasesthefrequencyinthesam
求解一道英文指数数学题exponentialfunction
Anorchestratunestoafrequencyof440,whichsoundstheAabovemiddleC.Eachoctavehigherdoublesthefrequency,andeachofthe12semitonesintheoctaveincreasesthefrequencyinthesameratio.
(a)Whatisthisratio?
(b)FindthefrequencyofmiddleC.
(c)Whereonthescaleisanotewithafrequencyof600?
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2020-11-14 05:51