If and are non-zero complex numbers satisfying and
MATHEMATICS · Single correct · CBSE · Mathematics · Complex Numbers and Quadratic Equations · Complex Numbers and Quadratic Equations
Problem
If a,b,c,a1,b1 and c1 are non-zero complex
numbers satisfying a1a+b1b+c1c=1+i and aa1+bb1+cc1=0 ,
where i=−1 , the value of a12a2+b12b2+c12c2 is
(1) 2i
(2) 2+2i
(3) 2
(4) None of these