Please explain the method of finding period of a function e.g tan3x ?

1 Answer
Nghi N
Apr 25, 2017

This is a practical method:

Period of tan x --> #pi#
Period of tan (3x) --> #(pi/3)#
Period of #tan (x/3)# --> #(3pi)#

Period of sin x --> #2pi#
Period of sin (3x) --> #(2pi)/3#
Period of #sin (x/3)# --> #3(2pi) = 6pi#

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