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

Toán Lớp 7: 3 mũ 5 x 2 mũ 6 phần 2 mũ 9 nhân 3 mũ 4 tính nhanh

Toán Lớp 7: 3 mũ 5 x 2 mũ 6 phần 2 mũ 9 nhân 3 mũ 4 tính nhanh

Comments ( 2 )

  1. $\dfrac{3^{5}.2^{6}}{2^9.3^4}$
    = $\dfrac{3^{4}.3.2^{6}}{2^6.2^3.3^4}$
    = $\dfrac{3}{2^3}$
    =3/8

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