haloreachgamerovh9jq haloreachgamerovh9jq

08-11-2017
Mathematics

contestada

solve 2-3cosx=5+3cosx for 0\deg <=x<=180\deg

Respuesta :

Emilyvk25 Emilyvk25

09-11-2017

2 - 3cos(x) = 5 + 3cos(x)
<=>
-3 = 6cos(x)
<=>
cos(x) = -1/2
<=>
x = 120°
hope it helps!!

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