papad9leaha1fetdesis papad9leaha1fetdesis

19-11-2016
Mathematics

contestada

SOLVE. (2cosx+squareroot3)(2sinx-1)=0

Respuesta :

Nirina7 Nirina7

22-11-2016

the answer is

2cosx + √3 = 0 so cosx = -√3/2

2sinx-1= 0, , so sinx = ½

The solution is

X= arcos (-√3/2), or x= arc sin(1/2)

X=5pi/6 + 2kpi or

X= pi/6 +2kpi

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