数学题已知抛物线与直线y=x+3分别交与x轴和y轴上同一点..已知抛物线与直线y=x+3分别交与x轴和y轴上同一点,交点分别是点A和点C,且抛物线的对称轴为直线x=-2.(1)求出抛物线与x轴的两个交点A
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![数学题已知抛物线与直线y=x+3分别交与x轴和y轴上同一点..已知抛物线与直线y=x+3分别交与x轴和y轴上同一点,交点分别是点A和点C,且抛物线的对称轴为直线x=-2.(1)求出抛物线与x轴的两个交点A](/uploads/image/z/5392050-42-0.jpg?t=%E6%95%B0%E5%AD%A6%E9%A2%98%E5%B7%B2%E7%9F%A5%E6%8A%9B%E7%89%A9%E7%BA%BF%E4%B8%8E%E7%9B%B4%E7%BA%BFy%3Dx%2B3%E5%88%86%E5%88%AB%E4%BA%A4%E4%B8%8Ex%E8%BD%B4%E5%92%8Cy%E8%BD%B4%E4%B8%8A%E5%90%8C%E4%B8%80%E7%82%B9..%E5%B7%B2%E7%9F%A5%E6%8A%9B%E7%89%A9%E7%BA%BF%E4%B8%8E%E7%9B%B4%E7%BA%BFy%3Dx%2B3%E5%88%86%E5%88%AB%E4%BA%A4%E4%B8%8Ex%E8%BD%B4%E5%92%8Cy%E8%BD%B4%E4%B8%8A%E5%90%8C%E4%B8%80%E7%82%B9%2C%E4%BA%A4%E7%82%B9%E5%88%86%E5%88%AB%E6%98%AF%E7%82%B9A%E5%92%8C%E7%82%B9C%2C%E4%B8%94%E6%8A%9B%E7%89%A9%E7%BA%BF%E7%9A%84%E5%AF%B9%E7%A7%B0%E8%BD%B4%E4%B8%BA%E7%9B%B4%E7%BA%BFx%3D-2.%EF%BC%881%EF%BC%89%E6%B1%82%E5%87%BA%E6%8A%9B%E7%89%A9%E7%BA%BF%E4%B8%8Ex%E8%BD%B4%E7%9A%84%E4%B8%A4%E4%B8%AA%E4%BA%A4%E7%82%B9A)
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