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OpenStudy (anonymous):
What is the period of the function y=4 cos pi x?
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OpenStudy (kobeni-chan):
Divide 2pi/b to get the period :)
OpenStudy (anonymous):
would it be 2?
OpenStudy (kobeni-chan):
Yep :)
OpenStudy (anonymous):
medals given :)
OpenStudy (kobeni-chan):
Medaled back since you figured it out ^_^ thanks
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