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Back to 8.8 Use the Complex Number System

8.8 Exercise 1

Avg difficulty 2.5

Before you get started, take this readiness quiz.

Given the numbers −4,−7,0.5–,73,3,81,−4 , - \sqrt{7} , 0. \overset{–}{5} , \frac{7}{3} , 3 , \sqrt{81} , list the ⓐ rational numbers, ⓑ irrational numbers, ⓒ real numbers.
If you missed this problem, review the reference.

OpenStax Intermediate Algebra 2e, 8.8 Use the Complex Number System, exercise 1

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Adapted from Intermediate Algebra 2e © 2020 Rice University. Licensed under CC BY 4.0. Source: Intermediate Algebra 2e. Imported at revision 77a933c.