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Mathematics 17 Online
OpenStudy (anonymous):

Indicate the period. 22. y=cos 4x 23. y= sin 1/2x 24. y= sin 1/3x 25. y= tan 4x

OpenStudy (experimentx):

all trigonometric functions have period of 2pi case: 4x period = 2pi/4 case: 1/4 x period = 4 x 2pi

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