Let `alpha and beta` be real numbers and z be a complex number. If `z^(2)+alphaz+beta=0` has two distinct non-real roots with Re(z)=1, then it is necessary that

Let alpha,beta be real and z be a complex number If z^2+alphaz+beta=0 has two distinct roots on the line Re z = 1 , then it is necessary that :

Let alpha,beta be real and z be a complex number. If z^2+alphaz+beta=0 has two distinct roots on the line Re z = 1, then it is necessary that

Let alpha,beta be real and z be a complex number. If z^(2)+alphaz+beta=0 has two distinct roots on the line Re. z=1 , then it is necessary that

Let alpha,beta be real and z be a complex number. If z^2+alphaz""+beta=""0 has two distinct roots on the line Re z""=""1 , then it is necessary that : (1) b"" in (0,""1) (2) b"" in (-1,""0) (3) |b|""=""1 (4) b"" in (1,oo)

Let alpha,beta be real and z be a complex number. If z^2+alphaz""+beta=""0 has two distinct roots on the line Re z""=""1 , then it is necessary that : (1) b"" in (0,""1) (2) b"" in (-1,""0) (3) |b|""=""1 (4) b"" in (1,oo)

If alpha is a complex constant such that alpha z^2+z+bar( alpha)=0 has a real root, then

Let alpha and beta be two distinct complex numbers, such that abs(alpha)=abs(beta) . If real part of alpha is positive and imaginary part of beta is negative, then the complex number (alpha+beta)//(alpha-beta) may be

Let alpha and beta be two distinct complex numbers, such that abs(alpha)=abs(beta) . If real part of alpha is positive and imaginary part of beta is negative, then the complex number (alpha+beta)//(alpha-beta) may be