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donhalee1102
4 tháng trước

Tính: căn bậc 3 của căn 3 +căn 17+căn bậc 3 của căn 3-căn 17

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trongduong2007
4 tháng trước

Đáp án: bạn tham khảo

 $\sqrt[3]{3}+$`sqrt{17}`+$\sqrt[3]{3}$`-sqrt{17}`
`=`$(\sqrt[3]{3}+$$\sqrt[3]{3})$`+(sqrt{17}-sqrt{17})`
`=2`$\sqrt[3]{3}$

Giải thích các bước giải:

 

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