Raymond B. answered • 9d
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.5x = arccos0= pi/2, 3pi/2
x =pi, (ignore 3pi)
Alessia D.
asked • 03/31/17Math help TRIG
2cos(1/2x)-cos(1/2x)=0 , where 0<x<2pi
determine the complete solution for the equation
determine the complete solution for the equation
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