Introducing "Applied Precalculus"
"Applied Precalculus" by Erin Denette and Barbara Kaskosz is a free PDF textbook written primarily for students in the life sciences and pharmacy who plan to advance
to an applied calculus course or simply wish to strenghten their background in mathematics.
Click on the image below to open the book (right-click to download it):
https://www.math.uri.edu/~bkaskosz/precalc/applied-precalculus.pdf
About the Book
As the title of the book suggests, our emphasis is on the real-life meaning of precalculus concepts.
We want our students to master the basic concepts of precalculus while building a solid
understanding of those concepts in practical contexts and the skills to apply mathematical tools
to real-life processes.
To illustrate our approach, take for example the family of linear functions. When talking about
linear functions, our emphasis is on the practical meaning and the units of the slope as well as on
the units and the practical meaning of the horizontal and vertical intercepts. Such practical
understanding is built through many applied examples and their careful analysis. We show how
to use linear functions to model real-life processes which are described through tabulated data.
At the same time, we try to ensure that students build the algebraic proficiency necessary to
successfully apply linear functions.
We present all the main precalculus topics while stressing their practical meaning and their
real-life applications. Those topics include:
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Functions, their graphs, and their numerical representation;
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Linear functions and their applications;
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Quadratic functions and quadratic equations;
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Algebra of exponential expressions, power functions, and their applications;
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Exponential and logarithmic functions, their algebraic properties and their rich variety of
applications in the life sciences;
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Trigonometric functions and their applications to modeling periodic phenomena.
Our intended audience is primarily students in the life sciences and pharmacy. These students can
be divided generally into two groups. The first group consists of students for whom this course is
a terminal mathematics course, who wish to learn tools of before-calculus mathematics and to
develop solid skills of applying those tools to real-life problems. The second group consists of
students who plan to continue their study of mathematics and intend to tackle next an applied
calculus course.
At URI we use the textbook for MTH 103: Applied Precalculus. We use it together with the free online homework system WeBWorK.
About the Authors
Erin Denette serves as a Senior Lecturer for the Department of
Mathematics and Applied Mathemaical Sciences of the University of Rhode Island. She received her Ph.D. in Mathematics from the University of Rhode Island. She
earned her M.S. from the University of Rhode Island and her B.S. from Fitchburg State
University.
Barbara Kaskosz serves as a Professor for the Department of
Mathematics and Applied Mathemaical Sciences of the University of Rhode Island. She received her Ph.D. in Mathematics from the Institute of Mathematics of the
Polish Academy of Sciences and her M.S. in Mathematics from the University of Warsaw.
Contact
For more information contact:
License
The book is distributed under
the Creative Commons BY-NC-ND (Attribution-NonCommercial-NoDerivatives) license:
https://creativecommons.org/licenses/by-nc-nd/4.0/legalcode
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