# Ch 1: Identifying Real Numbers

Watch our informative video lessons for assistance in learning everything you need to know about real numbers. Use the short, multiple-choice quizzes to check your understanding.

## Identifying Real Numbers - Chapter Summary and Learning Objectives

Dig into algebra by taking a look at various types of numbers. Learn how to identify and graph numbers, as well as find the absolute value and relationships between them. Our brief video lessons are fun to watch and come with transcripts and quizzes. As you near the end of this chapter, you should be well-versed in the following:

• Graphs for rational numbers
• Absolute values of real numbers
• Transcendental and algebraic numbers
• Pythagorean triples

Video Objective
What are the Different Types of Numbers? Explore natural, whole, rational, irrational and real numbers, in addition to integers.
Graphing Rational Numbers on a Number Line Learn the strategies for graphing rational numbers.
Notation for Rational Numbers, Fractions & Decimals Find out how fractions, decimals and rational numbers are related.
The Order of Real Numbers: Inequalities Review the concept of inequalities and the symbols that represent them.
Finding the Absolute Value of a Real Number Study real numbers and the methods for finding their absolute values.
How to Rationalize the Denominator with a Radical Expression Understand irrational denominators and learn how to simplify their expressions.
Algebraic Numbers and Transcendental Numbers Familiarize yourself with common transcendental numbers like pi and e.
Understanding Numbers That Are Pythagorean Triples Find out about these special numbers and how they're related to triangles.

7 Lessons in Chapter 1: Identifying Real Numbers
Test your knowledge with a 30-question chapter practice test
Chapter Practice Exam
Test your knowledge of this chapter with a 30 question practice chapter exam.
Not Taken
Practice Final Exam
Test your knowledge of the entire course with a 50 question practice final exam.
Not Taken

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