Question

Based on the given data, find the Union, Intersection and the difference of two sets.

Given: U = {11,12,13,14,15,16,17,18,19,20,21,22,23,24,25}

A= {11,13,15,17,19,21,23,25}
B= {12,14,16,18,20,22,24}
C= {12,15,18,21,24}

Find:
1. A U B:
2. B U C:
3. A n C:
4. A - C:
5. B - C:​

Answer 1

Answer:

, , 4, 5, 6 }, then

3 ∈ A (Read this as ‘3 is an element of the set A’.)

8 ∉ A (Read this as ‘8 is not an element of the set A’.)