Subject

    গাণিতিক যুক্তি

    Topic

    সরলীকরণ

    (a2+b2-c2+2ab)/(a2-b2+c2+2ac) =কত?

    ক)
    a+b+c
    খ)
    (a+b-c)/(a-b+c)
    গ)
    (a-b+c)/(a+b-c)
    ঘ)
    (a+b-c)/(a+b+c)

    Explanation

    (a 2 +b 2 -c 2 +2ab)/(a 2 -b 2 +c 2 +2ac) ={(a+b) 2 - (c) 2 }/{(a+c) 2 -(b) 2 } ={(a+b+c)(a+b-c)}/{(a+b+c)(a-b+c)} =(a+b-c)/(a-b+c)

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