Algebra Unplugged Book Summary - Algebra Unplugged Book explained in key points

Algebra Unplugged summary

Kenn Amdahl Jim Loats

Brief summary

Algebra Unplugged provides a refreshing take on algebra, presenting the concepts in a clear and engaging manner. It's a great resource for anyone looking to demystify algebra and build a strong foundation in the subject.

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Table of Contents

    Algebra Unplugged
    Summary of key ideas

    Understanding the Basics of Algebra

    In Algebra Unplugged, Kenn Amdahl and Jim Loats take us on an engaging journey through the world of algebra. They begin by demystifying the basics, such as numbers, variables, and operations. The authors emphasize that algebra is not just about solving equations, but also about understanding relationships between numbers and patterns.

    The book introduces us to the concept of the order of operations and the importance of parentheses in expressing mathematical operations. It also explains the significance of exponents and square roots, and how they are used to represent repeated multiplication and inverse operations.

    Linear Equations and Inequalities

    Next, Algebra Unplugged delves into linear equations and inequalities, which provide the foundation for more complex algebraic concepts. The book explains how to represent linear equations graphically and algebraically, and how to solve systems of linear equations using various methods.

    Furthermore, the authors cover the topic of inequalities, highlighting the differences between solving equalities and inequalities, and introducing us to the concept of interval notation. They also discuss the graphical representation of inequalities on the number line, making it easier for readers to visualize these mathematical concepts.

    Polynomials and Factoring

    As we progress through the book, we encounter polynomials – algebraic expressions consisting of variables and coefficients. Algebra Unplugged teaches us how to add, subtract, multiply, and divide polynomials, and introduces us to the concept of factoring – a crucial skill in simplifying and solving polynomial equations.

    The authors explain different factoring techniques such as the greatest common factor, difference of squares, and trinomial factoring. They also discuss how factoring can help us solve quadratic equations, and how to use the quadratic formula as an alternative method for solving these equations.

    Graphing and Functions

    Graphing is a fundamental tool in algebra, and Algebra Unplugged provides a comprehensive overview of graphing linear and quadratic functions. The book explains how to plot points, draw lines, and find the slope and y-intercept of a linear equation. It also covers the process of graphing parabolas and identifying key features of quadratic functions.

    Additionally, the concept of functions is explored in detail, including how to determine if a relation is a function, evaluate functions, and find the domain and range of a function. The authors emphasize the practical applications of functions, such as calculating costs and revenues in business scenarios.

    Exponents, Radicals, and Complex Numbers

    In the latter part of the book, Algebra Unplugged tackles more advanced topics, including exponents, radicals, and complex numbers. The authors explain the properties of exponents and how they are used to simplify expressions and solve equations. They also introduce us to radical expressions and their relationship with exponents.

    Furthermore, the concept of complex numbers is demystified, and we learn how to perform operations with complex numbers, represent them graphically, and solve equations involving complex roots. The book concludes with a practical discussion of the applications of complex numbers in electrical engineering and physics.

    In Conclusion

    In summary, Algebra Unplugged provides a refreshing and accessible approach to learning algebra. By presenting the material in a conversational tone and incorporating humor, the authors aim to alleviate the anxiety often associated with mathematics. Whether you're a student struggling with algebra or someone seeking to refresh your understanding of the subject, this book offers a valuable resource for mastering algebraic concepts.

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    What is Algebra Unplugged about?

    Algebra Unplugged by Kenn Amdahl and Jim Loats offers a refreshing take on learning algebra. Through clear explanations and relatable examples, the book demystifies algebra and makes it accessible to readers of all levels. Whether you're a student struggling with the subject or someone looking to revisit fundamental algebraic concepts, this book is a must-read.

    Algebra Unplugged Review

    Algebra Unplugged (1995) simplifies complex mathematical concepts to make algebra accessible and enjoyable. Here's why this book is worth reading:
    • Explains algebra with everyday examples and clear explanations, eliminating confusion and fear of the subject.
    • Breaks down abstract concepts into digestible chunks that anyone can understand, making algebra easy to grasp.
    • Engages readers with humor and wit, ensuring a light-hearted approach to learning and proving that algebra can be fun and entertaining.

    Who should read Algebra Unplugged?

    • Students who want to demystify algebra and build a strong foundation in the subject

    • Adult learners looking to refresh their algebra skills for personal or professional development

    • Parents or educators seeking a resource to help teach algebra concepts in a clear and engaging way

    About the Author

    Kenn Amdahl and Jim Loats are the co-authors of the book Algebra Unplugged. Amdahl is known for his ability to explain complex mathematical concepts in a clear and engaging manner. He has written several books on topics ranging from algebra to computer programming. Loats, a math teacher, has a passion for making math accessible to all students. Together, they have created a unique approach to learning algebra that focuses on understanding the underlying principles rather than memorizing formulas.

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    Algebra Unplugged FAQs 

    What is the main message of Algebra Unplugged?

    The main message of Algebra Unplugged simplifies complex algebra concepts for easy understanding.

    How long does it take to read Algebra Unplugged?

    Reading time for Algebra Unplugged varies per reader. The Blinkist summary takes only a fraction of the full book's time.

    Is Algebra Unplugged a good book? Is it worth reading?

    Algebra Unplugged is recommended for its clear explanations and practical approach. A valuable resource for mastering algebra.

    Who is the author of Algebra Unplugged?

    The authors of Algebra Unplugged are Kenn Amdahl and Jim Loats.

    What to read after Algebra Unplugged?

    If you're wondering what to read next after Algebra Unplugged, here are some recommendations we suggest:
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