MathematicsEasy53×since 2002Q3154Let 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 :An = 20 and Re(z) = –10Bn = 40 and Re(z) = 10Cn = 40 and Re(z) = –10Dn = 20 and Re(z) = 10Check answerSkip