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

Toán Lớp 6: (x+2)^3-23=41 mong mọi người trả lời với

Toán Lớp 6: (x+2)^3-23=41 mong mọi người trả lời với

Comments ( 2 )

  1. Answer
    (x + 2)^3 – 23 = 41
    => (x + 2)^3 = 41 + 23
    => (x + 2)^3 = 64
    => (x + 2)^3 = 4^3
    => x + 2 = 4
    => x = 4 – 2
    => x = 2
    Vậy x = 2

  2. (x+2)^3-23=41
    (x+2)^3=41+23
    (x+2)^3=64
    (x+2)^3=4^3
    (x+2)=4
    x=4-2
    x=2

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

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