Recent content by 90nizam

This is a mathematic class and we use i as the imaginary unit. I don't think that the teacher mistyped it.

Homework Statement There are three complex numbers a, b and c. Show that these propositions are equals. 1. ABC (triangle from the three points in complex plane) is equilateral (T1). 2. j or j2 is the solution for az2 + bz + c = 0. 3. a2 + b2 + c2 = ab + bc + ca Homework Equations...