经过抛物线Y^2=4X的焦点F的直线L与该抛物线交于A,B两点(1)若AB的斜率是K,求中点M的轨迹方程(2)若斜率K〉2,且M到直线3X+4Y+m=0的距离是1/5,是确定m的取值范围
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![经过抛物线Y^2=4X的焦点F的直线L与该抛物线交于A,B两点(1)若AB的斜率是K,求中点M的轨迹方程(2)若斜率K〉2,且M到直线3X+4Y+m=0的距离是1/5,是确定m的取值范围](/uploads/image/z/3815526-30-6.jpg?t=%E7%BB%8F%E8%BF%87%E6%8A%9B%E7%89%A9%E7%BA%BFY%5E2%3D4X%E7%9A%84%E7%84%A6%E7%82%B9F%E7%9A%84%E7%9B%B4%E7%BA%BFL%E4%B8%8E%E8%AF%A5%E6%8A%9B%E7%89%A9%E7%BA%BF%E4%BA%A4%E4%BA%8EA%2CB%E4%B8%A4%E7%82%B9%EF%BC%881%EF%BC%89%E8%8B%A5AB%E7%9A%84%E6%96%9C%E7%8E%87%E6%98%AFK%2C%E6%B1%82%E4%B8%AD%E7%82%B9M%E7%9A%84%E8%BD%A8%E8%BF%B9%E6%96%B9%E7%A8%8B%EF%BC%882%EF%BC%89%E8%8B%A5%E6%96%9C%E7%8E%87K%E3%80%892%2C%E4%B8%94M%E5%88%B0%E7%9B%B4%E7%BA%BF3X%EF%BC%8B4Y%EF%BC%8Bm%EF%BC%9D0%E7%9A%84%E8%B7%9D%E7%A6%BB%E6%98%AF1%EF%BC%8F5%2C%E6%98%AF%E7%A1%AE%E5%AE%9Am%E7%9A%84%E5%8F%96%E5%80%BC%E8%8C%83%E5%9B%B4)
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