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

Toán Lớp 6: đúng hay sai 7 mũ 5 : 7 =1 mũ 5

Toán Lớp 6: đúng hay sai
7 mũ 5 : 7 =1 mũ 5

Comments ( 2 )

  1. $7^5:7=1^5$
    $7^4=1$ (vô lý)
    Vậy biểu thức sai 
     

  2. 7^5 : 7 = 7^5 : 7^1 = 7^4
    => 7^5 : 7 = 1^5 là sai
    #dtkc
     

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