MathematicsMedium53×since 2002Q3191The equation arg(z−1z+1)=π4\arg \left( {{{z - 1} \over {z + 1}}} \right) = {\pi \over 4}arg(z+1z−1)=4π represents a circle with :Acentre at (0, −-−1) and radius 2\sqrt 22Bcentre at (0, 1) and radius 2\sqrt 22Ccentre (0, 0) and radius 2\sqrt 22Dcentre at (0, 1) and radius 2Check answerSkip