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If the points represented by complex numbersz! = a + ib, z 2 = c + id and z1-z2 are collinear then a)ad+bc=0 b)ad-bc=0 c)ab+cd=0 d)ab-cd=

Answer» If the points represented by complex numbersz! = a + ib, z 2 = c + id and z1-z2 are collinear then a)ad+bc=0 b)ad-bc=0 c)ab+cd=0 d)ab-cd=


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