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

Toán Lớp 7: (2²+2¹+2²+2³)×2⁰×2¹×2²×2³ Mn giải giúp mình nha ????

Toán Lớp 7: (2²+2¹+2²+2³)×2⁰×2¹×2²×2³
Mn giải giúp mình nha ????

Comments ( 2 )

  1. ( 2² + 2^1 + 2 ²+  2³ ) × 2^0 × 2^1 × 2² × 2³
    = (4+2+4+8)×1+2+4+8
    = 18×1×2×4×8
    =1152

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

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