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

Toán Lớp 7: Tìm x,biết: X:(-3)⁴=(-3)² Đang cần gấp

Toán Lớp 7: Tìm x,biết: X:(-3)⁴=(-3)²
Đang cần gấp

Comments ( 2 )

  1. x : (- 3)^4 = (-3)^2
    x = (-3)^2 . (-3)^4
    x = (-3)^6
    x = 729
     

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