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

Toán Lớp 8: Khai triển phép tính sau: `(2n)^2`

Toán Lớp 8: Khai triển phép tính sau:
(2n)^2

Comments ( 2 )

  1. (2n)^2 = 2^2n^2 = 4n^2
    XIN 5 SAO VS HAY NHẤT AK

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

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