Real Number Systems Definitions

Front

What are natural numbers?

Back

Natural numbers are the positive whole numbers starting from 1, 2, 3, 4, 5, and so on.

Front

What type of number includes positive whole numbers, negative whole numbers, and zero?

Back

Integers include positive whole numbers, negative whole numbers, and zero.

Front

Which set of numbers includes only whole numbers?

Back

The set of whole numbers includes 0, 1, 2, 3, 4, 5, and so on.

Front

What is an example of an irrational number?

Back

An example of an irrational number is √2, which cannot be expressed as a fraction.

Front

What is an example of a rational number?

Back

An example of a rational number is 8/4, which simplifies to 2.

Front

Define whole numbers.

Back

Whole numbers are the set of non-negative integers, including 0, 1, 2, 3, and so on.

Front

What distinguishes rational numbers from irrational numbers?

Back

Rational numbers can be expressed as a fraction of two integers, while irrational numbers cannot be expressed as such.

Front

What are integers?

Back

Integers are whole numbers that can be positive, negative, or zero.

Front

What is the difference between natural numbers and whole numbers?

Back

Natural numbers start from 1 and do not include zero, while whole numbers include zero.

Front

Can a negative number be a rational number?

Back

Yes, negative numbers can be rational if they can be expressed as a fraction of two integers.