Please verify your account before proceeding.
In this lesson, we will learn how to check if a number, or a set of numbers, belongs to, is included in, or is not included in the set of natural numbers.
Q1:
The set of natural numbers is .
Q2:
Decide whether the answer to the following question belongs to ℕ: How many cities are there in your country?
Q3:
Decide whether the answer to the following question belongs to ℕ: How many pages are there in a book?
Nagwa uses cookies to ensure you get the best experience on our website. Learn more about our Privacy Policy.