$\sqrt{24-12\sqrt{3}}$ RG

2 câu trả lời

`#tnvt`

`\sqrt{24-12\sqrt{3}}`

`=\sqrt{18-2.3\sqrt{2}.\sqrt{6}+6}`

`=\sqrt{(3\sqrt{2}-\sqrt{6})^2}`

`=|3\sqrt{2}-\sqrt{6}|`

`=3\sqrt{2]-\sqrt{6]`

 

`\sqrt{24-12\sqrt{3}}`

`=\sqrt{18-2.3\sqrt{2}.\sqrt{6}+6}`

`=\sqrt{(3\sqrt{2}-\sqrt{6})^2}`

`=|3\sqrt{2}-\sqrt{6}|`

`=3\sqrt{2}-\sqrt{6}`

 

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