已知二次函数y=ax05+bx+c的图像经过点a(3,0),b(2,-3),c(0.-3).(1)求解析式和对称轴,已经做出来了分别为y=x?-2x-3和x=1(2)点p从b点出发以每秒0.1个单位的速度沿线段bc向c点移动,点q从o点出发以同样
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![已知二次函数y=ax05+bx+c的图像经过点a(3,0),b(2,-3),c(0.-3).(1)求解析式和对称轴,已经做出来了分别为y=x?-2x-3和x=1(2)点p从b点出发以每秒0.1个单位的速度沿线段bc向c点移动,点q从o点出发以同样](/uploads/image/z/14526533-29-3.jpg?t=%E5%B7%B2%E7%9F%A5%E4%BA%8C%E6%AC%A1%E5%87%BD%E6%95%B0y%3Dax05%2Bbx%2Bc%E7%9A%84%E5%9B%BE%E5%83%8F%E7%BB%8F%E8%BF%87%E7%82%B9a%283%2C0%29%2Cb%282%2C-3%29%2Cc%280.-3%29.%EF%BC%881%EF%BC%89%E6%B1%82%E8%A7%A3%E6%9E%90%E5%BC%8F%E5%92%8C%E5%AF%B9%E7%A7%B0%E8%BD%B4%2C%E5%B7%B2%E7%BB%8F%E5%81%9A%E5%87%BA%E6%9D%A5%E4%BA%86%E5%88%86%E5%88%AB%E4%B8%BAy%3Dx%3F-2x-3%E5%92%8Cx%3D1%EF%BC%882%EF%BC%89%E7%82%B9p%E4%BB%8Eb%E7%82%B9%E5%87%BA%E5%8F%91%E4%BB%A5%E6%AF%8F%E7%A7%920.1%E4%B8%AA%E5%8D%95%E4%BD%8D%E7%9A%84%E9%80%9F%E5%BA%A6%E6%B2%BF%E7%BA%BF%E6%AE%B5bc%E5%90%91c%E7%82%B9%E7%A7%BB%E5%8A%A8%2C%E7%82%B9q%E4%BB%8Eo%E7%82%B9%E5%87%BA%E5%8F%91%E4%BB%A5%E5%90%8C%E6%A0%B7)
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