In this chapter, we review all the functions necessary to study calculus. We define polynomial, rational, trigonometric, exponential, and logarithmic functions.

Study calculus online free by downloading volume 1 of OpenStax's college Calculus textbook and using our accompanying online resources.

Explore free calculus resources and textbooks from OpenStax to enhance your understanding and excel in mathematics.

This free textbook is an OpenStax resource written to increase student access to high-quality, peer-reviewed learning materials.

This free textbook is an OpenStax resource written to increase student access to high-quality, peer-reviewed learning materials.

This free textbook is an OpenStax resource written to increase student access to high-quality, peer-reviewed learning materials.

Before we look at a formal definition of what it means for a function to be continuous at a point, let’s consider various functions that fail to meet ou...

The Mean Value Theorem for Integrals states that a continuous function on a closed interval takes on its average value at some point in that interval. T...

Study precalculus online free by downloading OpenStax's Precalculus 2e textbook and using our accompanying online resources including a precalculus study guide.

The first two limit laws were stated in Two Important Limits and we repeat them here. These basic results, together with the other limit laws, allow us ...