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

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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.

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

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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 ...