Purple Math
Purplemath: Set Notation
This resource explains concepts related to set notation and gives examples for each.
Khan Academy
Khan Academy: Basic Set Notation
Checks understanding of the union, complement, and intersection of sets. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
CK-12 Foundation
Ck 12: Probability: Operations With Sets
[Free Registration/Login may be required to access all resource tools.] This Concept teaches students how to find unions and intersections, as well as to calculate the probabilities of of these sets.
University of Vienna (Austria)
University of Vienna: Definition of Sets
Assess understanding of sets by matching each set notation with its corresponding set.
Wolfram Research
Wolfram Math World: Union
This page provides a good explanation of unions of sets in mathematics. It discusses the union of disjoint sets and the probabilities of unions, incorporating probabilities of the two independent sets and their intersection. Discusses...
Varsity Tutors
Varsity Tutors: Hotmath: Algebra Review: Operations on Sets
Find a quick, concise explanation of operations on sets. Examples are given and clearly explained.
That Quiz
That Quiz: Conjuntos
Test your knowledge of sets, union, intersection, complements and Venn diagram by taking this practice test. Five levels are provided and it also tracks the number of correct and wrong answers.
California State University
California State University, San Bernardino: Inverse Functions
This site has many links to examples of inverse functions, including intersections, inverse by reflection, and graphing inverse functions.
Purple Math
Purplemath: Venn Diagrams
Introduces the basic terminology of Venn diagrams, and shows how to "populate" and read Venn diagrams.
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