Real numbers
Understand the Problem
The question appears to be a general search query about the concept of real numbers, which are a set of values that include all the numbers on the number line, encompassing rational and irrational numbers. It does not indicate a specific problem or request for detailed information.
Answer
Real numbers can be expressed as an infinite decimal expansion.
Real numbers are a set of numbers that includes all the rational and irrational numbers, and they can be expressed as an infinite decimal expansion.
Answer for screen readers
Real numbers are a set of numbers that includes all the rational and irrational numbers, and they can be expressed as an infinite decimal expansion.
More Information
Real numbers form a vast and fundamental part of mathematics and are used to measure continuously varying quantities. They include integers, fractions, and irrational numbers like √2 and π.
Tips
A common mistake is confusing real numbers with only rational numbers. Remember that real numbers include both rational and irrational numbers.
Sources
- Real number - Britannica - britannica.com
- Real number - Wikipedia - en.wikipedia.org