Mathematics, 04.02.2020 02:57 AmbitiousAndProud
The wavelength w, in meters per cycle, of a musical note is given by w=r/f, where r is the speed of the sound in meters per second and f is the frequency in cycles per second.
the speed of sound in air is 344 m/ sec. what is the wavelength of a note whose frequency in air is 26 cycles per second? round to the nearest tenth of a meter per cycle
a) 318.0 meters per cycle
b) 13.2 meters per cycle
c) 0.1 meters per cycle
d) 8,944.0 meters per cycle
Answers: 2
Mathematics, 21.06.2019 13:30
Will give find an equivalent function to f(x)=5(2)^3x. the 5(2)^3x means 5(2) to the 3x power answer choices: a: f(x)=125^x(8)^x b: f(x)=10^2x c: f(x)=40^x d: f(x)=5(8)^x
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Mathematics, 21.06.2019 16:30
Kelly is a salesperson at a shoe store, where she must sell a pre-set number of pairs of shoes each month. at the end of each work day the number of pairs of shoes that she has left to sell that month is given by the equation s=300-15x , where s is the number of pair of shoes kelly still needs to sell and x is the number of days she has worked that month. what is the meaning of the number 300 in this equation
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Mathematics, 21.06.2019 17:30
James adds two numbers a + b. sally adds the same two numbers but reverse the order b + a what property of addition assures us that james and sally will get the same sum
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Mathematics, 21.06.2019 23:20
For which pairs of functions is (f•g)(x)=12x? f(x)=3-4x and g(x)=16x-3 f(x)=6x2 and g(x)= 2/x f(x)= and g(x) = 144x f(x)=4x and g(x) =3x
Answers: 1
The wavelength w, in meters per cycle, of a musical note is given by w=r/f, where r is the speed of...
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