如图1,在平面直角坐标系中,点B在直线y=2x上,过点B作x轴的垂线,垂足为A,OA=5.若抛物线y=1/6x²+bx+c过O、A两点. (1)求该抛物线的解析式; (2)若A点关于直线y=2x的对称点为C,判断
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![如图1,在平面直角坐标系中,点B在直线y=2x上,过点B作x轴的垂线,垂足为A,OA=5.若抛物线y=1/6x²+bx+c过O、A两点. (1)求该抛物线的解析式; (2)若A点关于直线y=2x的对称点为C,判断](/uploads/image/z/5916664-64-4.jpg?t=%E5%A6%82%E5%9B%BE1%2C%E5%9C%A8%E5%B9%B3%E9%9D%A2%E7%9B%B4%E8%A7%92%E5%9D%90%E6%A0%87%E7%B3%BB%E4%B8%AD%2C%E7%82%B9B%E5%9C%A8%E7%9B%B4%E7%BA%BFy%EF%BC%9D2x%E4%B8%8A%2C%E8%BF%87%E7%82%B9B%E4%BD%9Cx%E8%BD%B4%E7%9A%84%E5%9E%82%E7%BA%BF%2C%E5%9E%82%E8%B6%B3%E4%B8%BAA%2COA%EF%BC%9D5%EF%BC%8E%E8%8B%A5%E6%8A%9B%E7%89%A9%E7%BA%BFy%EF%BC%9D1%2F6x%26sup2%3B%EF%BC%8Bbx%EF%BC%8Bc%E8%BF%87O%E3%80%81A%E4%B8%A4%E7%82%B9%EF%BC%8E+%EF%BC%881%EF%BC%89%E6%B1%82%E8%AF%A5%E6%8A%9B%E7%89%A9%E7%BA%BF%E7%9A%84%E8%A7%A3%E6%9E%90%E5%BC%8F%EF%BC%9B+%EF%BC%882%EF%BC%89%E8%8B%A5A%E7%82%B9%E5%85%B3%E4%BA%8E%E7%9B%B4%E7%BA%BFy%EF%BC%9D2x%E7%9A%84%E5%AF%B9%E7%A7%B0%E7%82%B9%E4%B8%BAC%2C%E5%88%A4%E6%96%AD)
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