Subject

    গাণিতিক যুক্তি

    Topic

    উৎপাদক

    4x4-25x2+36=?

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

    Explanation

    4x 4 -25x 2 +36 = 4x 4 -9x 2 -16x 2 +36 =x 2 (4x 2 -9)-4(4x 2 -9) =(x 2 -4) (4x 2 -9) =(x+2)(x-2)(2x+3)(2x-3)

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