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soldier1979 [14.2K]
3 years ago
12

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

Mathematics
1 answer:
Zigmanuir [339]3 years ago
5 0
Well lets see. if you're  being specific about the rigor,  then the period means that <span>cos(2Π÷3(x+α))=cos(2Π÷3(x))</span>Therefore this gives <span>2π÷3α=2π</span>so α = 3.
Hope this can help you
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