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

Toán Lớp 7: (-1/3)-(-3/5)mũ 0 +(1 – 1/2)mũ 2 :2

Toán Lớp 7: (-1/3)-(-3/5)mũ 0 +(1 – 1/2)mũ 2 :2

Comments ( 2 )

  1. ( -1/3 ) – ( -3/5)^0 + (1-1/2)^2 : 2
    = (-1/3 ) – 1 + 1/4 : 2
    = -4/3 + 1/2
    = -8/6 + 3/6
    = -5/6

  2. (-1/3)-(-3/5)^0+(1-1/2)^2:2
    =(-1/3)-1+(1/2)^2 . 1/2
    =(-4/3)+(1/2)^3
    =(-4/3)+1/8
    =-29/24
     

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

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