The digram shows several numbers in the complex plane. The circle is unit circle centered at the origin. One of these numbers is the reciprocal ofF, which is

If z lies on unit circle with center at the origin, then (1+z)/(1+barz) is equal to

If z lies on unit circle with center at the origin, then (1+z)/(1+barz) is equal to

Which number is in the triangle square and circle ?

What is the equation off the sphere with unit radius having center at the origin?

In the figure, O is the center of the circle. What is average of the numbers a, b, c and d?

If three complex numbers are in AP.Then,they lie on a circle in the complex plane.

How many points with integer coordinates lie on or inside a circle of radius three units centered at the origin?

The number of tangents at one point of a circle is …..

The figure shows the graph of a function f(x) which is a semi circle centered ar origin. Write the domain and range of f(x)

What is the equation of the circle in complex plane with radius 2 and centre at 1+i. Does the origin lie within this circle,on the circle or outside it? Does any real number lie on this circle?