Question

If the imaginary part of the expression be zero then locus of z is:

Solution

Correct option is

Unit Circle

             

SIMILAR QUESTIONS

Q1

Let z1 and z2 be nth roots of unity which subtend a right angle at the origin. Then n must be of the form

Q2

If z­1 and z2 are two nth roots of unity, then  is a multiple of

Q3
Q5

 

Q6
Q8
Q9

For any three numbers z1, z2, z3 if

                              

Q10