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11-11-2016
Mathematics

contestada

Find the period of the function. y=-3 cos 1/4x
a. pi/4
b.-3
c.3pi/4
d.8pi

Respuesta :

Nirina7 Nirina7

16-11-2016

the answer is 1/4 = 2pi * 1/T, so T = 4*2pi = 8pi
so it is d.8pi

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