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OpenStudy (anonymous):
given the equation y=3cos(2x)-5 identify the amplitude, period.
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OpenStudy (latinc):
amp is the range
OpenStudy (anonymous):
i dont know the formulas to use or anything, im confused on the question @latinC
OpenStudy (latinc):
I'll give you one
OpenStudy (latinc):
|dw:1462994782088:dw| |a| = amp d = midline 2pi/|b| = period c = horizontal movement
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