OpenStudy (anonymous):

Which of the following would best represent a cosine function with an amplitude of 3, a period of pi over 2, and a midline at y = −4? PLEASE HELP @coolsday

3 years ago
OpenStudy (anonymous):

f(x) = 3*cos(4*x) - 4

3 years ago
OpenStudy (anonymous):

Thanks help on another please???

3 years ago
OpenStudy (anonymous):

sure

3 years ago
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