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

Toán Lớp 6: 6 mũ 3 x 126 = viết lũy thừa ạ

Toán Lớp 6: 6 mũ 3 x 126 =
viết lũy thừa ạ

Comments ( 2 )

  1. Giải đáp:
    6³ . 126
    = (2 . 3)³ . (3² . 2 . 7)
    = 2³ . 3³ . 3² . 2 . 7
    = 3^{3+2} . (8 . 2 . 7)
    = 3^{5} . 112
    = 3^{5} . 2^{4} . 7
    Chúc học tốt!!!
     
     

  2. $\\$
    6^3 . 126
    = (2.3)^3 . (2 . 9 . 7)
    = 2^3 . 3^3 . 2 . 3^2 . 7
    = (2^3 . 2) . (3^3 . 3^2) . 7
    = 2^{3+1} . 3^{3+2} . 7
    = 2^4 . 3^5 . 7

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