Intercept made by the circle `zbarz+bara+a barz+r=0` on the real axis on complex plane is

Intercept made by the circle zbar z +bar a+abar z+r=0 on the real axis on complex plane is sqrt((a+ bar a )-r) b. sqrt((a+ bar a )^2-r) c. sqrt((a+ bar a )^2-4r) d. sqrt((a+ bar a )^2-4r)

Intercept made by the circle zbar z +bar az+abar z+r=0 on the real axis on complex plane is a. sqrt((a+ bar a )-r) b. sqrt((a+ bar a )^2-r) c. sqrt((a+ bar a )^2-4r) d. sqrt((a+ bar a )^2-4r)

Intercept made by the circle zbar z +bar a+abar z+r=0 on the real axis on complex plane is a. sqrt((a+ bar a )-r) b. sqrt((a+ bar a )^2-r) c. sqrt((a+ bar a )^2-4r) d. sqrt((a+ bar a )^2-4r)

Intercept made by the circle zbar(z)+bar(a)+abar(z)+r=0 on the real axis on complex plane is sqrt((a+bar(a))^(2)-4r)

Intercept made by the circle zbar(z)+bar(a)+abar(z)+r=0 on the real axis on complex plane is sqrt((a+bar(a))-r)bsqrt((a+bar(a))^(2)-r)c.sqrt((a+bar(a))^(2)-4r)dsqrt((a+bar(a))^(2)-4r)

Intercept made by the circle zbar(z)+alphabar(z)+bar(alpha)z+r=0 on the real axis on complex plane,is (a) sqrt(alpha+alpha)-r)(b)sqrt(alpha+alpha)-2r)( c) sqrt(alpha+alpha)+r)(d)sqrt((alpha+alpha)^(2)-4r)

In intercept made by the circle with centre (2,3) and radius 6 on y-axis is

In intercept made by the circle with centre (2,3) and radius 6 on y-axis is

The intercept made by the circle with centre (2,3) and radius 6 on y-axis is

If z!=1 and (z^2)/(z-1) is real, then the point represented by the complex number z lies (1) either on the real axis or on a circle passing through the origin (2) on a circle with centre at the origin (3) either on the real axis or on a circle not passing through the origin (4) on the imaginary axis