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OpenStudy (anonymous):
HELP PLZ Find the domain, period, range, and amplitude of the cosine function. y = -6cos4x
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OpenStudy (anonymous):
@amoodarya
OpenStudy (amoodarya):
domain is R because it has no radical ,no denominator ,...n problem period = 2pi/4=pi/2 range is [-6,6] amp =6|dw:1360718433868:dw|
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