Precalculus Mathematics for Calculus by James Stewart pdf free download. In this first chapter, we review the real numbers, equations, and the coordinate plane. You are probably already familiar with these concepts, but it is helpful to get a fresh look at how these ideas work together to solve problems and model (or describe) real-world situations.
In the Focus on Modeling at the end of the chapter, we learn how to find linear trends in data and how to use these trends to make predictions about the future,
Precalculus Mathematics for Calculus by James Stewart