如图,抛物线与x轴交于A(1,0),B(-3,0)两点,与y轴交于点C(0,3),设抛物线的顶点为D如图,抛物线与x轴交于A(1,0)、B(-3,0)两点,与y轴交于点C(0,3),设抛物线的顶点为D.(1)求该抛物线的解析式与
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![如图,抛物线与x轴交于A(1,0),B(-3,0)两点,与y轴交于点C(0,3),设抛物线的顶点为D如图,抛物线与x轴交于A(1,0)、B(-3,0)两点,与y轴交于点C(0,3),设抛物线的顶点为D.(1)求该抛物线的解析式与](/uploads/image/z/3721093-61-3.jpg?t=%E5%A6%82%E5%9B%BE%2C%E6%8A%9B%E7%89%A9%E7%BA%BF%E4%B8%8Ex%E8%BD%B4%E4%BA%A4%E4%BA%8EA%281%2C0%29%2CB%28-3%2C0%29%E4%B8%A4%E7%82%B9%2C%E4%B8%8Ey%E8%BD%B4%E4%BA%A4%E4%BA%8E%E7%82%B9C%280%2C3%29%2C%E8%AE%BE%E6%8A%9B%E7%89%A9%E7%BA%BF%E7%9A%84%E9%A1%B6%E7%82%B9%E4%B8%BAD%E5%A6%82%E5%9B%BE%2C%E6%8A%9B%E7%89%A9%E7%BA%BF%E4%B8%8Ex%E8%BD%B4%E4%BA%A4%E4%BA%8EA%EF%BC%881%2C0%EF%BC%89%E3%80%81B%EF%BC%88-3%2C0%EF%BC%89%E4%B8%A4%E7%82%B9%2C%E4%B8%8Ey%E8%BD%B4%E4%BA%A4%E4%BA%8E%E7%82%B9C%EF%BC%880%2C3%EF%BC%89%2C%E8%AE%BE%E6%8A%9B%E7%89%A9%E7%BA%BF%E7%9A%84%E9%A1%B6%E7%82%B9%E4%B8%BAD.%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%E4%B8%8E)
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