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Quoc Tran Anh Le Coordinator

06/10/2018 at 10:57
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What is 2011 + 1102 * (1-3) ? (A)193  (B)4215  (C)6226  (D) -193  (E) -6226


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    Huỳnh Anh Phương 10/12/2018 at 03:39

    We have :

       2011 + 1102 * ( 1 - 3 )

    = 2011 + 1102 *  ( 1 - 1 - 2 )

    = 2011 + 1102 *  ( 0 - 2 )

    = 2011 + 1102 * ( - 2 )

    = 2011 + [ - ( 1102 * 2 )]

    = 2011 + ( - 2204 )

    = - ( 2204 - 2011 )

    =  - 193

     So the right answer is (D) - 193


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