1. (1, 2)
2. [1,2]
3. (-∞, 1) U (2, ∞)
4. (-∞, 1] U [2, ∞)
(-∞, 1] U [2, ∞)
1. 0
2. -1
3. 1
4. e
1
1. (5, 7)
2. [5, 7]
3. (-∞, 5) U (7, ∞)
4. (-∞, 5) U (7, ∞)
[5, 7]
1. 1/6
2. -1/6
3. 1/5
4. -1/5
-1/6
1. 0
2. 1
3. -1
4. 2
0
1. (1, 2)
2. [1,2]
3. (1, 2) U (3, ∞)
4. [1, 2] U [3, ∞)
[1, 2] U [3, ∞)
1. (2, 3)
2. (-2, -3)
3. (3, 7)
4. (3, 11)
(2, 3)
1. (-4, 4)
2. [-4, 4]
3. (-∞, -4) U (4, ∞)
4. (-∞, -4] U (4, ∞)
(-∞, -4) U (4, ∞)
1. (1, 2)
2. [1, 2]
3. (-∞, -2) U [4, ∞)
4. (-∞, -2) U [3, ∞)
(-∞, -2) U [4, ∞)
1. (-2, 3)
2. [-2, 3]
3. (-∞, -2) U [4, ∞)
4. (-∞, -2] U[3, ∞)
(-∞, -2) U [4, ∞)