求解一道英文指数数学题exponentialfunction
Anorchestratunestoafrequencyof440,whichsoundstheAabovemiddleC.Eachoctavehigherdoublesthefrequency,andeachofthe12semitonesintheoctaveincreasesthefrequencyinthesameratio.
(a)Whatisthisratio?
(b)FindthefrequencyofmiddleC.
(c)Whereonthescaleisanotewithafrequencyof600?