"Which of the following sets are not convex? A) `{(x,y):8x^2+6y^2leq24}` B) `{(x,y): 6 leq x^2+y^2
Channel: Doubtnut
Date: 17/05/2020

"Which of the following sets are not convex? 
A) `{(x,y):8x^2+6y^2leq24}` B) `{(x,y): 6 leq x^2+y^2 leq 36}` C) `{(x,y): ygeq3, ygeq 30}` D) `{(x,y): x^2leqy}`"