1) Which statement BEST describes a set in mathematics? a) A group of numbers arranged from least to greatest b) Any well-defined collection of objects c) A list of objects written in alphabetical order d) The total number of elements in a group 2) What do we call the objects or members that make up a set? a) factors b) variables c) elements d) subsets 3) The term cardinality of a set refers to which of the following? a) The sum of all elements b) The number of distinct elements in a set c) The difference between two sets d) The order in which elements appear 4) What is the union of two sets A and B? a) The set of all elements that belong to both A and B b) The set containing only the common elements of A and B c) The set of elements that do not belong to either A or B d) The set of all elements that belong to A or to B 5) Which of the following describes the intersection of sets A and B? a) All elements that belong to both A and B b) All elements found only in A c) All elements found only in B d) All elements that belong to A or B

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