初中数学题求助
求详细步骤。谢谢!(1)Ifx^2+ax+96=(x+b)(x-12),findaandb.(2)Hencefactorize(a+y)(y-b)+75...
求详细步骤。谢谢!
(1) If x^2+ax+96 = (x+b)(x-12), find a and b.
(2) Hence factorize (a+y)(y-b)+75 展开
(1) If x^2+ax+96 = (x+b)(x-12), find a and b.
(2) Hence factorize (a+y)(y-b)+75 展开
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