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

Toán Lớp 6: Tìm ƯCLN(540, 4536,3564) ƯCLN(63,320, 331)

Toán Lớp 6: Tìm ƯCLN(540, 4536,3564)
ƯCLN(63,320, 331)

Comments ( 2 )

  1. $\text{Ta có:}$
    540 = 2^{2} . 3^{3} . 5
    4536 = 2^{3} . 3^{4} . 7
    3564 = 2^{2} . 3^{4} . 11
    $\Rightarrow$ ƯCLN(540 ; 4536 ; 3564) = 2^{2} . 3^{3} = 108
    ______________________
    $\text{Ta có:}$
    63 = 3^{2} . 7
    320 = 2^{6} . 5
    331 = 1 . 331
    $\Rightarrow$ $\text{ƯCLN(540 ; 4536 ; 3564) = 1}$
     

  2. Lời giải và giải thích chi tiết:
    540 = 2^2 . 3^3 . 5
    4536 = 2^3 . 3^4 . 7
    3564 = 2^2 . 3^4 . 11
    ⇒ ƯCLN_((540 ; 4536 ; 3564)) = 2^2 . 3^3 = 108
    63 = 3^2 . 7
    320 = 2^6 . 5
    331 = 331
    ⇒ ƯCLN_((63 ; 320 ; 331)) = 1

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