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因式分解:(1)a^2-10a+24(2)a^2-3ab-18b^2(3)a^2b^2+4ab+3(4)3t^2-6t-24(5)x^2y+xy-2y(6)2x^2-x-3
(7)3a^2-10a-8(8)2m^2-7m-15
人气:111 ℃ 时间:2020-07-01 13:36:28
解答
(1)(a-4)(a-6)
(2)(a-6b)(a+3b)
(3)(ab+3)(ab+1)
(4)(3t+6)(t-4)
(5)y(x+2)(x-1)
(6)(2x-3)(x+1)
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