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30-11-2016
Mathematics

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What is the period of y = 5 cos x?

What is the period of y= cos 5x

Respuesta :

andriansp andriansp

06-12-2016

Period of cos(Bx) is 2pi/B

first case, B = 1

Second case, B = 2

so period of 5*cos x is 2pi/1 = 2pi

period of cos 5x is 2pi/5

hope this help

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