如图,抛物线 Y=-4/5X2+24/5X-4 与x轴相交于点A、B,与y轴相交于点C如图,抛物线 Y=-4/5X2+24/5X-4 与x轴相交于点A、B,与y轴相交于点C,抛物线的对称轴与x轴相交于点MP是抛物线在x轴上方的一个动点(点P
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![如图,抛物线 Y=-4/5X2+24/5X-4 与x轴相交于点A、B,与y轴相交于点C如图,抛物线 Y=-4/5X2+24/5X-4 与x轴相交于点A、B,与y轴相交于点C,抛物线的对称轴与x轴相交于点MP是抛物线在x轴上方的一个动点(点P](/uploads/image/z/445815-63-5.jpg?t=%E5%A6%82%E5%9B%BE%2C%E6%8A%9B%E7%89%A9%E7%BA%BF+Y%3D-4%2F5X2%2B24%2F5X-4+%E4%B8%8Ex%E8%BD%B4%E7%9B%B8%E4%BA%A4%E4%BA%8E%E7%82%B9A%E3%80%81B%2C%E4%B8%8Ey%E8%BD%B4%E7%9B%B8%E4%BA%A4%E4%BA%8E%E7%82%B9C%E5%A6%82%E5%9B%BE%2C%E6%8A%9B%E7%89%A9%E7%BA%BF+Y%3D-4%2F5X2%2B24%2F5X-4++%E4%B8%8Ex%E8%BD%B4%E7%9B%B8%E4%BA%A4%E4%BA%8E%E7%82%B9A%E3%80%81B%2C%E4%B8%8Ey%E8%BD%B4%E7%9B%B8%E4%BA%A4%E4%BA%8E%E7%82%B9C%2C%E6%8A%9B%E7%89%A9%E7%BA%BF%E7%9A%84%E5%AF%B9%E7%A7%B0%E8%BD%B4%E4%B8%8Ex%E8%BD%B4%E7%9B%B8%E4%BA%A4%E4%BA%8E%E7%82%B9MP%E6%98%AF%E6%8A%9B%E7%89%A9%E7%BA%BF%E5%9C%A8x%E8%BD%B4%E4%B8%8A%E6%96%B9%E7%9A%84%E4%B8%80%E4%B8%AA%E5%8A%A8%E7%82%B9%EF%BC%88%E7%82%B9P)
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