Q29. If z is a complex number and z̄ is its conjugate, what is the nature of the sum z + z̄?Mathematics — NUST Mock By IBAGRADS 5 — Question 29 of 200A. Real numberB. Irrational numberC. 0D. Complex numberPractice more Mathematics MCQs for entrance exam preparation on Examora.io.← Previous Question Next Question →