The period of f(x)=cos (2pi/3)x is ...?

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asked Sep 2, 2017 75.0k views

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Klaaz · Answer 1 · 2017-09-06T08:06:32+0000

Well lets see. if you're being specific about the rigor, then the period means that cos(2Π÷3(x+α))=cos(2Π÷3(x))Therefore this gives 2π÷3α=2πso α = 3.
Hope this can help you

The period of f(x)=cos (2pi/3)x is ...?

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