1.1 Real Numbers: Algebra Essentials

Classifying a Real Number

Natural Numbers:

Whole Numbers:

Integers:

Rational Numbers:

Example 1 - Writing Integers as Rational Numbers

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Example 2 - Identifying Rational Numbers

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Irrational Numbers

Irrational Numbers: the set of all numbers that are not rational; they cannot be written as either a terminating or repeating decimal; they cannot be expressed as a fraction of two integers

Example 3 - Differentiating Rational and Irrational Numbers

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