Please Help!
1 - Which is the intersection of the sets {2, 3, 5, 7} and {2, 5, 11, 13}?
1. null set
2. {2, 3, 5, 7, 11, 13}
3. {2, 5}
4. {3, 7, 11, 13}
2 - Which is the set of odd numbers between three and five?
1. {4}
2. {3, 4, 5}
3. All real numbers.
4. Null set.
3 - What is the intersection of the sets C = {5, 7, 10, 13, 19} and D = {3, 9, 14, 15}?
1. {3, 19}
2. {5, 7, 9, 10, 13, 14, 15, 19}
3. {5, 9, 14}
4. null set
4 - Find the intersection of the three sets: A = {-2, 7, 8, 9}, B = {-2, 5, 9,}, C = {-2, 5, 9}
1. {-2, 5, 8, 9}
2. {-2, 5, 7, 8, 9}
3. {-2, 9}
4. null set
5 - Which is the union of the two sets D = {0, 10, 12, 18, 19} and E =
[18,19}?
1. {0, 19}
2. {18, 19}
3. {0, 10, 12, 18, 19}
4. null set
6 - Which value for x makes the open sentence true?
8 ⋅ x + 1 + = 3 ⋅ x² - 2
1. 5
2. 4
3. 3
4. 2
7. Which value of x makes the open sentence true?
26 - x ² > 4x - 20
1. 8
2.7
3. 6
4. 5
8. Which symbol creates a true sentence when x equals 3?
5 ² + (x - 2)² - 25
1. =
2. >
3. <