Q. If R = {x, y) : x, y Î Z, x2 + y2 £ 4} is a relation in z, then domain of R is (Solved)
1. {0, 1, 2}
2. {– 2, – 1, 0}
3. {– 2, – 1, 0, 1, 2}
4. none of these
- c. {– 2, – 1, 0, 1, 2}
1. {0, 1, 2}
2. {– 2, – 1, 0}
3. {– 2, – 1, 0, 1, 2}
4. none of these