Question

concepts
determine whether the given statement is true or false.
23 ∈ {17, 19, 21, 23}
choose the correct answer below.
○ true
○ false

Explanation:

Step1: Define set membership symbol

The symbol $\in$ means "is an element of".

Step2: Check if 23 is in the set

The set $\{17, 19, 21, 23\}$ contains the number 23.

Answer:

True