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

Toán Lớp 7: a)6^3+3.6^2+3^3/13 b)(-10/3)^5.(-6/5)^4 làm chi tiết giúp mik

Toán Lớp 7: a)6^3+3.6^2+3^3/13
b)(-10/3)^5.(-6/5)^4
làm chi tiết giúp mik

Comments ( 2 )

  1. a, (6^3+3.6^2+3^3)/13
    =(6^2. 6+3.6^2+3^3)/13
    =(6^2.(6+3)+3^3)/13
    =(36.9+27)/13
    =(324+27)/13
    =351/13
    =27
    ——
    b,(-10/3)^5.(-6/5)^4
    =(-10/3).(-10/3)^4.(-6/5)^4
    =(-10/3).((-10)/3.(-6)/5)^4
    =(-10/3).(60/15)^4
    =(-10/3).4^4
    =(-10/3).256
    =-2560/3

  2. Giải đáp:
     
    Giải thích các bước giai:

    toan-lop-7-a-6-3-3-6-2-3-3-13-b-10-3-5-6-5-4-lam-chi-tiet-giup-mik

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