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

Toán Lớp 7: (3-2/3+4/3):(2 1/3-2,5) mũ 2 giup mik mik dang can gap ak

Toán Lớp 7: (3-2/3+4/3):(2 1/3-2,5) mũ 2
giup mik mik dang can gap ak

Comments ( 2 )

  1. Giải đáp+Lời giải và giải thích chi tiết:
    (3-2/3+4/3):(2 1/3 -2,5)^2
    =(7/3+4/3):(-1/6)^2
    =11/3:1/36
    =132
    #Study well
     

  2. @Thỏ
    (3 – 2/3 + 4/3) : (2$\frac{1}{3}$  – 2,5)^{2}$ 
    = ($\frac{9}{3}$ – $\frac{2}{3}$ + $\frac{4}{3}$) : ($\frac{7}{3}$ – $\frac{25}{10}$)^{2}
    = ($\frac{7}{3}$ + $\frac{4}{3}$) : ($\frac{70}{30}$ – $\frac{75}{30}$ )^{2}
    = $\frac{11}{3}$ : ($\frac{-1}{6}$)^{2}
    = $\frac{11}{3}$ : $\frac{1}{36}$
    = $\frac{11}{3}$ x 36
    = 132
     

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