MathematicsMedium53×since 2002Q3187If the equation a∣z∣2+α‾z+αz‾‾+d=0a|z{|^2} + \overline {\overline \alpha z + \alpha \overline z } + d = 0a∣z∣2+αz+αz+d=0 represents a circle where a, d are real constants then which of the following condition is correct?A|α\alphaα|² −-− ad ≠\ne= 0B|α\alphaα|² −-− ad > 0 and a∈\in∈R −-− {0}C|α\alphaα|² −-− ad ≥\ge≥ 0 and a∈\in∈RDα\alphaα = 0, a, d∈\in∈R⁺Check answerSkip