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

Toán Lớp 9: cho biểu thức p=√27x+2√12x – √75x với x >=0

Toán Lớp 9: cho biểu thức p=√27x+2√12x – √75x với x >=0

Comments ( 1 )

  1. \sqrt[27x]+2\sqrt[12x]-\sqrt[75x](x>=0)
    =3\sqrt[3x]+4\sqrt[3x]-5\sqrt[3x]
    =2\sqrt[3x]
     

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

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