Area of traingle in the Argand plane

Prove that the area of a triangle whose vertices are the points \(z_1\) , \(z_2\), \(z_3\) in the Argand plane is given by

\( \displaystyle \sum \frac{|z_2-z_3||z_1|^{2}}{4iz_1}\)

Note by Krishna Jha
4 years, 9 months ago

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