Subject

    গাণিতিক যুক্তি

    Topic

    উৎপাদক

    উৎপাদকে বিশ্লেষন করুন: x³ + 4x² + x – 6

    ক)
    (x + 2) (x + 3)
    খ)
    (x - 1) (x + 2) (x + 3)
    গ)
    (x - 1) (x + 6) (x - 1)
    ঘ)
    (x + 1) (x + 2) (x - 3)

    Explanation

    x³ + 4x² + x – 6 = x³ - x² + 5x² -5x + 6x – 6 = x²(x - 1) + 5x(x - 1) + 6(x - 1) = (x - 1) (x² + 5x +6) = (x - 1) (x + 2) (x + 3)

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