Q16. The differential equation of the family of circles x2 + y2 = a2 is:Mathematics — Integration — Question 16 of 75A. y' + x/y = 0B. y' = x/yC. y' - x/y = 0D. y' + y/x = 0Practice more Mathematics MCQs for entrance exam preparation on Examora.io.← Previous Question Next Question →