2 câu trả lời
$\sqrt{(3-\sqrt{6})^2}+\sqrt{6}$
$=|3-\sqrt{6}|+\sqrt{6}$
$=3-\sqrt{6}+\sqrt{6}$ (Vì $3>\sqrt{6}$)
$=3$
`\sqrt{(3-\sqrt{6})^2}+\sqrt{6}`
`=|3-\sqrt{6}|+\sqrt{6}`
`=3-\sqrt{6}+\sqrt{6}`
`=3`
$\sqrt{(3-\sqrt{6})^2}+\sqrt{6}$
$=|3-\sqrt{6}|+\sqrt{6}$
$=3-\sqrt{6}+\sqrt{6}$ (Vì $3>\sqrt{6}$)
$=3$
`\sqrt{(3-\sqrt{6})^2}+\sqrt{6}`
`=|3-\sqrt{6}|+\sqrt{6}`
`=3-\sqrt{6}+\sqrt{6}`
`=3`