## What is Subset? Chapter 1

What is Subset? Chapter 1 What is a Subset? If A & B are two sets, A is called a subset of B, written A ⊆ B, if, and only if, any element of A is also an element of B. Symbolically: A ⊆ B EXAMPLES: Let A = {1, 3, 5} B = {1, …