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

Toán Lớp 6: 84÷4 + 3 mũ 9 : 3 mũ 7 + 2021 giúp mik cho 5 saoooo ạ

Toán Lớp 6: 84÷4 + 3 mũ 9 : 3 mũ 7 + 2021 giúp mik cho 5 saoooo ạ

Comments ( 2 )

  1. 84:4+3^9:3^7+2021
    = 21+3$^{9-7}$ +2021
    = 21+3^2+2021
    = 21+9+2021
    = 2051
    #met

  2. 84 : 4 + 3^9 : 3^7 + 2021
    = 21 + 3^{9-7} + 2021
    = 21 + 3^2 + 2021
    = 21 + 9 + 2021
    = 30 + 2021
    = 2051
     

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