Algebra-1

Question Analysis
This question tests the understanding of the union of two sets. The union of two sets and , denoted as , includes all elements that are in either or or both.

Key Concept Explanation
The union of two sets and , denoted as , is the set of all elements that are in , in , or in both.

Step-by-step Solution
1. Identify the elements in set :
2. Identify the elements in set

Click "Show Answer" to reveal the answer and analysis