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Coordinate Geometryhard
0:00.0

If the lines ax+by+c=0ax + by + c = 0ax+by+c=0 are concurrent for all a,b,ca, b, ca,b,c satisfying 2a+3b+4c=02a + 3b + 4c = 02a+3b+4c=0, what is the point of concurrency?