Question

The set of odd natural numbers is represented by ...X.... Here, $X$ refers to

• A. $\{1,3,5\}$
• B. $\{1,3,5,7,9\}$
• C. $\{2,3,5,7,9,\dots \}$
• D. $\{1,3,5,7,9,\dots \}$

Answer 1

Answer: (D)

The set of odd natural numbers is represented by $\{1,3,5,\dots \}$. The dots tell us that the list of odd numbers continue indefinitely.