Calculus was first developed more than three hundred years ago by Sir Isaac Newton and Gottfried Leibniz to help them describe and understand the rules overning the motion of planets and moons. Since then, thousands of other men and women have refined the basic ideas of calculus, developed new techniques to make the calculations easier, and found ways to apply calculus to problems besides plane…
Precalculus: An Investigation of Functions is a free, open textbook covering a two-quarter pre-calculus sequence including trigonometry. The first portion of the book is an investigation of functions, exploring the graphical behavior of, interpretation of, and solutions to problems involving linear, polynomial, rational, exponential and logarithmic functions. An emphasis is placed on modeling a…
In this textbook there are fourteen chapters that are mostly indpendent of each other. For a typical semester course the instructor can choose several of the sections but would not be able to cover all of them. The text is full of exercises and activities to keep the students actively engaged. Each chapter has a number of short videos to emphasize the key ideas or show how to solve examples.