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frankcaroccio0203
20.04.2021 •
Mathematics
Lydia has $280 in her savings account at the end of this year. Her savings account earns 2% interest annually. How much interest did she earn this year?
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Ответ:
y = 0 ---> sin(3theta) = 0 ---> 3theta = nPi , with n=0, 1, 2, 3, ...
> theta = +/- nPi/3
Period: 3theta = 2Pi ---> theta = 2Pi/3.
This means that the value of x repeats each time the angle increases or decreases 2Pi/3.
Amplitud: From -1/2 to 1/2 = 1/2 - (-1/2) = 1/2 + 1/2 = 1.