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

Toán Lớp 7: (1/16)’3 : (1/8)’2 cach lam sao

Toán Lớp 7: (1/16)’3 : (1/8)’2 cach lam sao

Comments ( 2 )

  1. ( 1/16)^3 : (1/8)^2
    = 1/16 . 1/16 .  1/16 : (1/8 . 1/8)
    =  1/8 . 1/2 . 1/8 . 1/2 . 1/8 . 1/2 : 1/8 : 1/8
    = ( 1/8 : 1/8) . ( 1/8 : 1/8) ( 1/2 . 1/2 . 1/2) . 1/8
    = 1 . 1 . 1/8 . 1/8
    = 1/8 . 1/8
    = 1/64

  2. Giải đáp+Lời giải và giải thích chi tiết:
     (1/16)^3 : (1/8)^2
    =(1/{8.2})^3: (1/8)^2
    =(1/8)^3 . (1/2)^3 : (1/8)^2
    =1/8 . 1/2^3
    =1/8 . 1/8
    =1/64

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