so sánh căn bậc hai

G

guitar_pro

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K

kieuquocdat12345

[TEX]\sqrt{7}+\sqrt{15}<\sqrt{9}+\sqrt{16}=7 [/TEX]
[TEX]\sqrt{17}+\sqrt{5}+1> \sqrt{16}+\sqrt{4}+1=7=\sqrt{49}>\sqrt{45}[/TEX]
 
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