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Mathematics, 03.12.2019 05:31 smortandsons

Asound wave is modeled with the equation y = 1/4 cos 2pi/3 theta .
a. find the period. explain your method.
b. find the amplitude. explain your method.
c. what is the equation of the midline? what does it represent?

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Asound wave is modeled with the equation y = 1/4 cos 2pi/3 theta .
a. find the period. explai...
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