a,b,c are complex numbers.

if abc is an Equilateral triangle,show

i cant thin of a equation about an Equilateral triangle. please help

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- March 27th 2009, 05:13 PMstud_02complex numbers - Equilateral triangle
a,b,c are complex numbers.

if abc is an Equilateral triangle,show

i cant thin of a equation about an Equilateral triangle. please help - March 28th 2009, 02:46 AMrunning-gag
Hi

Have a look to this link

http://www.mathhelpforum.com/math-he...x-numbers.html - March 28th 2009, 03:33 AMstud_02
thanks.is there any other way to prove it without vectors

- March 28th 2009, 08:55 AMpankaj
Let (since a,b and c are vertices of an equilateral triangle)

(1)

(2)

(3)

Adding (1),(2) and (3)

Taking LCM