If z 1 ​ and z 2 ​ are two non zero complex numbers such that ∣z 1 ​ +z 2 ​ ∣=∣z 1 ​ ∣+∣z 2 ​ ∣ then arg z 1 ​ -arg z 2 ​ is equal to

If z_(1) and z_(2) are two complex numbers such that |(z_(1)-z_(2))/(z_(1)+z_(2))|=1 , then

If z_1,z_2 are two complex numbers such that Im(z_1+z_2)=0,Im(z_1z_2)=0 , then:

If z and omega are two non-zero complex numbers such that |zomega|=1 and arg(z)-arg(omega)=pi/2 , then barzomega is equal to

Let Z_1 and Z_2 are two non-zero complex number such that |Z_1+Z_2|=|Z_1|=|Z_2| , then Z_1/Z_2 may be :

Let Z and w be two complex number such that |zw|=1 and arg(z)−arg(w)=pi//2 then

Let z_1 and z_2 be two non - zero complex numbers such that z_1/z_2+z_2/z_1=1 then the origin and points represented by z_1 and z_2

State true or false for the following. Let z_(1) " and " z_(2) be two complex numbers such that |z_(2) + z_(2)| = |z_(1) | + |z_(2)| , then arg (z_(1) - z_(2)) = 0

Let z_1a n dz_2 be two complex numbers such that ( z )_1+i( z )_2=0 and arg(z_1z_2)=pidot Then, find a r g(z_1)dot

If z_(1) and z_(2) are two complex numbers such that |z_(1)|= |z_(2)| , then is it necessary that z_(1) = z_(2)

Let z be any non-zero complex number. Then arg(z) + arg (barz) is equal to