If (1+ cos θ+ i sin θ)(1+ cos 2θ+i sin2θ)= x+iy, then y=

If u+iv= 2+i/z+3, where z=x+iy, then the values of u, v are

In the Argand plane, the points represented by the complex number s 2-6i, 4-7i, 3-5i and 1-4i form

If  ((1+i)x-2i)/(3+i)+((2-3i)y+i/3-i)=I, then (x,y)=

(1-ω+ω²) (1-ω²+ω⁴) (1-ω⁴+ω⁸)... to 2n factors=

If (a₁+ib₁)( (a₂+ib₂)…. (a_n+ib_n)= A+iB, then (a₁² +b₁²)( a₂² +b₂² )….(a_n² +b_n²)=

If z₁=1+2i,z₂=2+3i,z₃=3+4i,then z₁,z₂ and z₃ represents the vertices of

Express (2+3i/ 2-3i)-(2-3i/ 2+3i) in the form of a+ib

The equation of the line joining the points represented by 2-3i and -3+4i in the Argand plane is

ABC is an isosceles triangle and B= 90⁰. If B and the midpoint P of AC are represented by 3+2i and 1-i then the other vertices are