JEE Main 201912 Apr, Evening shiftMathematicsEasyComplex Numbers and Quadratic Equations264× since 2002Let z ∈\in∈ C with Im(z) = 10 and it satisfies 2z−n2z+n{{2z - n} \over {2z + n}}2z+n2z−n = 2i - 1 for some natural number n. Then :AOption A. n = 20 and Re(z) = –10BOption B. n = 40 and Re(z) = 10COption C. n = 40 and Re(z) = –10DOption D. n = 20 and Re(z) = 10CheckSkip · show solution
