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.

Study calculus online free by downloading Volume 2 of OpenStax's college Calculus textbook and using our accompanying online resources.

In the past few years, major earthquakes have occurred in several countries around the world. In January 2010, an earthquake of magnitude 7.3 hit Haiti....

Learning Objectives 4.5.1 Explain how the sign of the first derivative affects the shape of a function’s graph. 4.5.2 State the first derivative test for critical points. 4.5.3 Use concavity and inflection points …

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One common application of calculus is calculating the minimum or maximum value of a function. For example, companies often want to minimize production costs or maximize revenue.

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

In many real-world applications, related quantities are changing with respect to time. For example, if we consider the balloon example again, we can say...

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