Sketch:
w=((i+z)/(i-z))
for:C\{z=x+iy,x≤0,y=0}
So basically for all z, ecxluding :x is less than or equal to zero and y=0.
I have solved for z which gives me:
z=((wi-i)/(w+1))
What is the easiest way to graph this? the lecturer graphed the answer but didnt really explain how to get the answer.