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

Toán Lớp 7: (5/2)^3.(4/5)^3 (5/2)^3.(4/5)^3

Toán Lớp 7: (5/2)^3.(4/5)^3 (5/2)^3.(4/5)^3

Comments ( 2 )

  1. (5/2)^3 . (4/5)^3
    =(5/2. 4/5)^3
    =2^3=8
     

  2. Giải đáp + Lời giải và giải thích chi tiết:
     a, (5/2)^3 . (4/5)^3
    =(5)^3/2^3 . 4^3/5^3
    =125/8 . 64/125 = 64/8 = 8

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

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