1.1. Set Equality & Subsets

In the previous lesson,  you have learnt how to define sets.

Sets can be related to each other in different ways. By the end of this lesson, you will able to describe the set relations of equality and subset.

Estimated duration :  20 minutes

Lesson 1 of 4: Set Equality & Subsets

Sets can be related in different ways. We will learn how to represent their relation.

https://www.youtube.com/watch?v=OYGYqRj9-ok&t=8s

Algebra 2 - Set Equality and Subsets

Knowledge Check

Assess your understanding by completing the following.

Set A = {1,2}, Set B = {1,2,3}.  Which of the following is true?

  1. A ⊂ B
  2. B ⊃ A
  3. A  ∈ B
  4. A ∉  B

Set A = {1,2}, Set B = {1,2,3}.  Which of the following is true?