Math Chapter Wise Complex Integration, Cauchy's Theorem And Calculus Of Residue English MCQ DSSSB TGT 04-09-2021 Shift-I (Male) Q.What is the analytic region of f (z) = (x- y)2 +2i(x+y)? Ax + y = 2 Bx + y = – 2 Cx – y = – 1 Dx – y = 1 Show answer Correct answer: x – y = 1