Maths p3 - june 2008, p32, q 5-i

[Mortal9090]

.. hence sketch, in an argand diagram, the locus of the point representing z.

fyi z = 2cos(theta)+i(1-2sin(theta))
fyi |z-i|=2

what is a locus and how do i get it? how to draw it in exam?

 

[ahmed t]

u just make a circle centre i and radius 2