Q16. If the line 2x - y + k = 0 is a diameter of the circle x2 + y2 + 6x - 6y + 5 = 0, then what is the value of k?Mathematics — NUST Mock 6 — Question 16 of 200A. 3B. 6C. 9D. 12Practice more Mathematics MCQs for entrance exam preparation on Examora.io.← Previous Question Next Question →