giai pt luong giac

C

connguoivietnam

[TEX]\sqrt{3}sinx+cosx=\sqrt{2}sin5x[/TEX]

[TEX]\frac{\sqrt{3}}{2}sinx+\frac{1}{2}cosx=\frac{\sqrt{2}}{2}sin5x[/TEX]

[TEX]sin(x+\frac{pi}{6})=\frac{\sqrt{2}}{2}sin5x[/TEX]
 
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