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OpenStudy (sam_ovo):
The function f(x)= -3cos(2x+ pi/4) has _____. A. amplitude 3 and period 2pi B. amplitude 3 and period 4pi C. amplitude 3 and period pi D. amplitude 2 and period 2pi/3
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OpenStudy (sam_ovo):
a: 3 p: pi ???
OpenStudy (sam_ovo):
cool it is
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