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

Toán Lớp 6: Tính 2^1 + 2^2 + 2^3 + 2^4 + 2^5 + 2^6 Chi tiết ra cho mình ạ !

Toán Lớp 6: Tính 2^1 + 2^2 + 2^3 + 2^4 + 2^5 + 2^6
Chi tiết ra cho mình ạ !

Comments ( 2 )

  1. 2^1 + 2^2 + 2^3 + 2^4 + 2^5 + 2^6
    = 2 + 2^2 + 2^3 + 2^4 + 2^5 + 2^6
    = 2 + 4 + 2^3 + 2^4 + 2^5 + 2^6
    = 2 + 4 + 8 + 2^4 + 2^5 + 2^6
    = 2 + 4 + 8 + 16 + 2^5 + 2^6
    = 2 + 4 + 8 + 16 + 32 + 2^6
    = 2 + 4 + 8 + 16 + 32 + 64
    = 126
    Cho mình câu trả lời hay nhất nha!

  2. $2^{1}$ + $2^{2}$ + $2^{3}$ + $2^{4}$ + $2^{5}$ + $2^{6}$
    = 2 + 4 + 8 + 16 + 32 + 64
    = 126
     

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

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