1.计算1/6x-4y +1/6x+4y — 3x/4y^2-9x^2

学习 时间:2026-04-07 17:45:14 阅读:8852
1.计算1/6x-4y +1/6x+4y — 3x/4y^2-9x^2

最佳回答

贤惠的荔枝

鲤鱼春天

2026-04-07 17:45:14

[1/2(3x-2y)]+[1/2(3x+2y)]+[3x/(3x+2y)(3x-2y)] =[(3x+2y)/2(3x+2y)(3x-2y)]+[(3x-2y)/2(3x+2y)(3x-2y)] +[6x/2(3x+2y)(3x-2y)] =[6x/2(3x+2y)(3x-2y)]+[6x/2(3x+2y)(3x-2y)] =[6x/(3x+2y)(3x-2y)]

最新回答共有2条回答

  • 纯真的月亮
    回复
    2026-04-07 17:45:14

    [1/2(3x-2y)]+[1/2(3x+2y)]+[3x/(3x+2y)(3x-2y)] =[(3x+2y)/2(3x+2y)(3x-2y)]+[(3x-2y)/2(3x+2y)(3x-2y)] +[6x/2(3x+2y)(3x-2y)] =[6x/2(3x+2y)(3x-2y)]+[6x/2(3x+2y)(3x-2y)] =[6x/(3x+2y)(3x-2y)]

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