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OpenStudy (kj4uts):
What is the period of the sinusoid given by y = -2sin (2pi/7 x)? I think the period is 7? Please explain answer. Thank you!
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OpenStudy (kj4uts):
ganeshie8 (ganeshie8):
how did u get 7 ?
OpenStudy (kj4uts):
The period of a sinusoid function is 2pi divided by the coefficient of x, which is 2pi/7 in this case. So the period here would be 2pi/(2pi/7). That becomes 2pi*(7/2pi), which simplifies to 7. @ganeshie8
ganeshie8 (ganeshie8):
that looks perfect !
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