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

Toán Lớp 6: Tính hợp lý ( 2² + 2¹ + 2² + 2³). 2⁰×2¹×2²×2³

Toán Lớp 6: Tính hợp lý
( 2² + 2¹ + 2² + 2³). 2⁰×2¹×2²×2³

Comments ( 2 )

  1. ( 2² + 2¹ + 2² + 2³). 2⁰×2¹×2²×2³
    = ( 4 + 2 + 4 + 8 ) . 1 . 2 ^6
    = 18 . 1 . 64 
    = 18 . 64
    = 1152
    xIN CTRLHN

  2. ( 2^2 + 2^1 + 2^2 + 2^3) × 2^0×2^1×2^2×2^3
    = ( 4 + 2 + 4 + 8 ) × 1 × 2^6
    = 18 × 1 × 64
    = 18 × 64
    = 1152

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

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