kawigirl24 kawigirl24

16-11-2018
Mathematics

contestada

What is the period of the function y= cos(x/2)
A. 2pi
B. pi/4
C. pi
D. 4pi

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wegnerkolmp2741o wegnerkolmp2741o

16-11-2018

the period of sin and cos is

( 2* pi/ b ) where b is the number in front of x

period = (2 * pi)/( 1/2)

period = 4* pi

Choice D

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