The points z 1 , z 2 , z 3 , z 4 in the complex plane are the vertices of a parallelogram…
Mathematics · JEE Main · NTA Exams — Complex Numbers and Quadratic Equations
The points z1, z2, z3, z4 in the complex plane are the vertices of a parallelogram taken in order, if and only if
- z1 + z4 = z2 + z3
- z1 + z3 = z2 + z4
- z1 + z2 = z3 + z4
- None of these
Answer
(B) z 1 + z 3 = z 2 + z 4
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