L
lta2151995


Rút gọn
[TEX]\huge C=\sqrt{\frac{5}{12}-\frac{1}{\sqrt{6}}} + \frac{1}{\sqrt{6}}[/TEX]
[TEX]\huge C=\sqrt{\frac{5}{12}-\frac{1}{\sqrt{6}}} + \frac{1}{\sqrt{6}}[/TEX]
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