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The lines ax + by + c = 0, where 3a + 2b...

The lines ax + by + c = 0, where 3a + 2b + 4c= 0, are concurrent at the point (a) `(1/2 ,3/4)` (b) `(1,3)` (c) `(3,1)` (d) `(3/4 ,1/2)`

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