Math Chapter Wise Sets, Relations And Functions English MCQ UKPSC GIC 2018 Q.which of the following is not a convex set? A{(x, y): x2 + y2 > 4 } B{(x, y): 2x + 5y < 7} C{(x, y): x2 + y2 ≤ 4 } D{(x, y): 2x + 5y > 7} Show answer Correct answer: {(x, y): x2 + y2 > 4 }