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

Toán Lớp 9: √12 +5 √ 3 – √48 Giúp e zới ạ

Toán Lớp 9: √12 +5 √ 3 – √48
Giúp e zới ạ

Comments ( 2 )

  1. √12 + 5√3 – √48
    = √4.3 + 5√3 – √16.3
    = 2√3 + 5√3 – 4√3
    = 3√3
     

  2. Answer
    \sqrt{12} + 5\sqrt{3} – \sqrt{48}
    = 2\sqrt{3} + 5\sqrt{3} – 4\sqrt{3}
    = 7\sqrt{3} – 4\sqrt{3}
    = 3\sqrt{3}
     

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