logarit

D

dien0709

[TEX]log_3(1+\sqrt{3})=log_2\frac{x}{2}[/TEX]

[TEX]\Leftrightarrow log_23.log_3\frac{x}{2}=log_3(1+\sqrt{3})[/TEX]

[TEX]\Leftrightarrow log_3\frac{x}{2}=log_3(1+\sqrt{3})^{\frac{1}{log_23}}[/TEX]

[TEX]x=2(1+\sqrt{3})^{\frac{1}{log_23}}[/TEX]
 
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