如图,直线y=x与双曲线y=2/x(x>0)交于A点,点B,C是直线y=x上的两点,过B,C两点分别作y轴的平行线,交双曲线y=2/x(x>0)于D、E两点.(1)点A的坐标为(2)若BD/CE=1/2,则4OD^2-OE^2的值为
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![如图,直线y=x与双曲线y=2/x(x>0)交于A点,点B,C是直线y=x上的两点,过B,C两点分别作y轴的平行线,交双曲线y=2/x(x>0)于D、E两点.(1)点A的坐标为(2)若BD/CE=1/2,则4OD^2-OE^2的值为](/uploads/image/z/6955245-45-5.jpg?t=%E5%A6%82%E5%9B%BE%2C%E7%9B%B4%E7%BA%BFy%3Dx%E4%B8%8E%E5%8F%8C%E6%9B%B2%E7%BA%BFy%3D2%2Fx%EF%BC%88x%EF%BC%9E0%EF%BC%89%E4%BA%A4%E4%BA%8EA%E7%82%B9%2C%E7%82%B9B%2CC%E6%98%AF%E7%9B%B4%E7%BA%BFy%3Dx%E4%B8%8A%E7%9A%84%E4%B8%A4%E7%82%B9%2C%E8%BF%87B%2CC%E4%B8%A4%E7%82%B9%E5%88%86%E5%88%AB%E4%BD%9Cy%E8%BD%B4%E7%9A%84%E5%B9%B3%E8%A1%8C%E7%BA%BF%2C%E4%BA%A4%E5%8F%8C%E6%9B%B2%E7%BA%BFy%3D2%2Fx%EF%BC%88x%EF%BC%9E0%EF%BC%89%E4%BA%8ED%E3%80%81E%E4%B8%A4%E7%82%B9.%EF%BC%881%EF%BC%89%E7%82%B9A%E7%9A%84%E5%9D%90%E6%A0%87%E4%B8%BA%EF%BC%882%EF%BC%89%E8%8B%A5BD%2FCE%3D1%2F2%2C%E5%88%994OD%5E2-OE%5E2%E7%9A%84%E5%80%BC%E4%B8%BA)
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