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222-9+11+12:2*14+14 = ? ( )

Toán Lớp 9: 2$\sqrt[3]{27x}$ + $\frac{1}{7}$$\sqrt[3]{-343x}$ + $\sqrt[3]{-729x}$ = 2

Toán Lớp 9: 2$\sqrt[3]{27x}$ + $\frac{1}{7}$$\sqrt[3]{-343x}$ + $\sqrt[3]{-729x}$ = 2

Comments ( 2 )

  1. 6$\sqrt[3]{x}$ +-$\sqrt[3]{x}$ +-9$\sqrt[3]{x}$ =2
    =>$\sqrt[3]{x}$ =-$\frac{1}{2}$ 
    =>$\sqrt[3]{x}$ =-$\sqrt[3]{}$ $\frac{1}{8}$ 
    =>x=-$\frac{1}{2}$ 
    vậy………………………………………………………………………………………………………………..

  2. Giải đáp+Lời giải và giải thích chi tiết:
     

    toan-lop-9-2-sqrt-3-27-frac-1-7-sqrt-3-343-sqrt-3-729-2

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222-9+11+12:2*14+14 = ? ( )