在平面直角坐标系XOY中,已知圆心在直线y=x+4上,半径为二倍根号二的圆C经过原点O.1.求圆C方程2.求经过点(0,2),且被圆C所截得弦长为4的直线方程 投票不一定能决定对错.这个问题比较特殊,
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![在平面直角坐标系XOY中,已知圆心在直线y=x+4上,半径为二倍根号二的圆C经过原点O.1.求圆C方程2.求经过点(0,2),且被圆C所截得弦长为4的直线方程 投票不一定能决定对错.这个问题比较特殊,](/uploads/image/z/3739163-59-3.jpg?t=%E5%9C%A8%E5%B9%B3%E9%9D%A2%E7%9B%B4%E8%A7%92%E5%9D%90%E6%A0%87%E7%B3%BBXOY%E4%B8%AD%2C%E5%B7%B2%E7%9F%A5%E5%9C%86%E5%BF%83%E5%9C%A8%E7%9B%B4%E7%BA%BFy%3Dx%2B4%E4%B8%8A%2C%E5%8D%8A%E5%BE%84%E4%B8%BA%E4%BA%8C%E5%80%8D%E6%A0%B9%E5%8F%B7%E4%BA%8C%E7%9A%84%E5%9C%86C%E7%BB%8F%E8%BF%87%E5%8E%9F%E7%82%B9O.1.%E6%B1%82%E5%9C%86C%E6%96%B9%E7%A8%8B2.%E6%B1%82%E7%BB%8F%E8%BF%87%E7%82%B9%280%2C2%29%2C%E4%B8%94%E8%A2%AB%E5%9C%86C%E6%89%80%E6%88%AA%E5%BE%97%E5%BC%A6%E9%95%BF%E4%B8%BA4%E7%9A%84%E7%9B%B4%E7%BA%BF%E6%96%B9%E7%A8%8B+++++++%E6%8A%95%E7%A5%A8%E4%B8%8D%E4%B8%80%E5%AE%9A%E8%83%BD%E5%86%B3%E5%AE%9A%E5%AF%B9%E9%94%99.%E8%BF%99%E4%B8%AA%E9%97%AE%E9%A2%98%E6%AF%94%E8%BE%83%E7%89%B9%E6%AE%8A%2C)
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