On an Argand diagram the points P and Q represent the complex number z1 and z2 respectively. OPQ is an equilateral triangle.
Show that (z1)^2 + (z2)^2 = 2z1.z2
Got this:
(z1-z2)^2=0
If z1=z2. then LHS=RHS.
Vector angles are : pi/3.
Show that (z1)^2 + (z2)^2 = 2z1.z2
Got this:
(z1-z2)^2=0
If z1=z2. then LHS=RHS.
Vector angles are : pi/3.
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