Subject

    Bank Exam

    Topic

    Southeast Bank Ltd. - Probationary Officer - 2020 (15-02-2020)

    (2x-1)2÷ x-5is equal to

    ক)
    2x2
    খ)
    4x
    গ)
    4x2
    ঘ)
    4x3

    Explanation

    দেয়া আছে,  ( 2x -1 ) 2 ÷ x -5 = ( 2/x) 2 ÷ 1/x 5 = ( 2 2 /x 2 )/(1/x 5 ) = 2 2 /x 2 × x 5 /1 = 4x 5-2 = 4x 3 .

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