已知二次函数y=x^2-(2k+1)x+k^2-2(k为常数)的图象与y已知二次函数y=x^2-(2k+1)x+k^2-2(k为常数)的图像与y轴的点C在它的负半轴上,与x轴的交点为A,B,且点A在B的左侧.若A,B两点到坐标点的距离分别为AO,BO,
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![已知二次函数y=x^2-(2k+1)x+k^2-2(k为常数)的图象与y已知二次函数y=x^2-(2k+1)x+k^2-2(k为常数)的图像与y轴的点C在它的负半轴上,与x轴的交点为A,B,且点A在B的左侧.若A,B两点到坐标点的距离分别为AO,BO,](/uploads/image/z/6262759-55-9.jpg?t=%E5%B7%B2%E7%9F%A5%E4%BA%8C%E6%AC%A1%E5%87%BD%E6%95%B0y%3Dx%5E2-%282k%2B1%29x%2Bk%5E2-2%28k%E4%B8%BA%E5%B8%B8%E6%95%B0%29%E7%9A%84%E5%9B%BE%E8%B1%A1%E4%B8%8Ey%E5%B7%B2%E7%9F%A5%E4%BA%8C%E6%AC%A1%E5%87%BD%E6%95%B0y%3Dx%5E2-%282k%2B1%29x%2Bk%5E2-2%28k%E4%B8%BA%E5%B8%B8%E6%95%B0%29%E7%9A%84%E5%9B%BE%E5%83%8F%E4%B8%8Ey%E8%BD%B4%E7%9A%84%E7%82%B9C%E5%9C%A8%E5%AE%83%E7%9A%84%E8%B4%9F%E5%8D%8A%E8%BD%B4%E4%B8%8A%2C%E4%B8%8Ex%E8%BD%B4%E7%9A%84%E4%BA%A4%E7%82%B9%E4%B8%BAA%2CB%2C%E4%B8%94%E7%82%B9A%E5%9C%A8B%E7%9A%84%E5%B7%A6%E4%BE%A7.%E8%8B%A5A%2CB%E4%B8%A4%E7%82%B9%E5%88%B0%E5%9D%90%E6%A0%87%E7%82%B9%E7%9A%84%E8%B7%9D%E7%A6%BB%E5%88%86%E5%88%AB%E4%B8%BAAO%2CBO%2C)
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