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

Toán Lớp 7: tính hợp lý: (-32/81)^2.(-9/5)^5.(-4)^3

Toán Lớp 7: tính hợp lý: (-32/81)^2.(-9/5)^5.(-4)^3

Comments ( 1 )

  1. (-32/81)².$(-9/5)^{5}$.(-4)³
    = $\frac{1024}{6561}$.$\frac{81}{25}$.(-64)
    =-32,36…
     

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

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