已知圆P:(x-a)²+(y-b)²=r²(r不等于0),满足:1截y轴所得弦长为2;2被x轴分成两段圆弧,已知圆P:(x-a)²+(y-b)²=r²(r不等于0),满足:1截y轴所得弦长为2;2被x轴分成两段
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![已知圆P:(x-a)²+(y-b)²=r²(r不等于0),满足:1截y轴所得弦长为2;2被x轴分成两段圆弧,已知圆P:(x-a)²+(y-b)²=r²(r不等于0),满足:1截y轴所得弦长为2;2被x轴分成两段](/uploads/image/z/3932296-16-6.jpg?t=%E5%B7%B2%E7%9F%A5%E5%9C%86P%EF%BC%9A%28x-a%29%26%23178%3B%2B%EF%BC%88y-b%29%26%23178%3B%3Dr%26%23178%3B%EF%BC%88r%E4%B8%8D%E7%AD%89%E4%BA%8E0%EF%BC%89%2C%E6%BB%A1%E8%B6%B3%EF%BC%9A1%E6%88%AAy%E8%BD%B4%E6%89%80%E5%BE%97%E5%BC%A6%E9%95%BF%E4%B8%BA2%EF%BC%9B2%E8%A2%ABx%E8%BD%B4%E5%88%86%E6%88%90%E4%B8%A4%E6%AE%B5%E5%9C%86%E5%BC%A7%2C%E5%B7%B2%E7%9F%A5%E5%9C%86P%EF%BC%9A%28x-a%EF%BC%89%26%23178%3B%2B%EF%BC%88y-b%29%26%23178%3B%3Dr%26%23178%3B%EF%BC%88r%E4%B8%8D%E7%AD%89%E4%BA%8E0%EF%BC%89%2C%E6%BB%A1%E8%B6%B3%EF%BC%9A1%E6%88%AAy%E8%BD%B4%E6%89%80%E5%BE%97%E5%BC%A6%E9%95%BF%E4%B8%BA2%EF%BC%9B2%E8%A2%ABx%E8%BD%B4%E5%88%86%E6%88%90%E4%B8%A4%E6%AE%B5)
已知圆P:(x-a)²+(y-b)²=r²(r不等于0),满足:1截y轴所得弦长为2;2被x轴分成两段圆弧,已知圆P:(x-a)²+(y-b)²=r²(r不等于0),满足:1截y轴所得弦长为2;2被x轴分成两段
已知圆P:(x-a)²+(y-b)²=r²(r不等于0),满足:1截y轴所得弦长为2;2被x轴分成两段圆弧,
已知圆P:(x-a)²+(y-b)²=r²(r不等于0),满足:1截y轴所得弦长为2;2被x轴分成两段圆弧,其弧长的比为3:1,求在满足条件1,2的所有圆中,使代数式a²-b²-2b+4取得最小值时,圆的方程
已知圆P:(x-a)²+(y-b)²=r²(r不等于0),满足:1截y轴所得弦长为2;2被x轴分成两段圆弧,已知圆P:(x-a)²+(y-b)²=r²(r不等于0),满足:1截y轴所得弦长为2;2被x轴分成两段