Q15·Section I (General (compulsory))·15 of 84A solid ellipse is a convex setThe set S={(x1,x2):3x12+2x22≤6}S=\{(x_1,x_2):3x_1^2+2x_2^2\le6\}S={(x1,x2):3x12+2x22≤6} is a: OptionsAConcaveBNot concaveCConvexDNot convexPick an option to check your answer.Show answerShow solution Report a problem with this question← Q14All questionsQ16 →Keyboard: A–D answer · S solution · ←/→ previous/next