mdqw.iknet.info › chapter-2-limits-and-derivativesChapter 2 limits and derivatives 22 exercises answers Exercise 13.1 of Limits and Derivatives is based on the following topics: Introduction to Limits and Derivatives. In Mathematics, Limits are the values that a function approaches the output for the given input value. Limits are used in calculus and mathematical analysis and are also widely used to define derivatives, integrals and continuity.