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Directions: Given the sets below, answer the questions that follow.
W=(+,-,+,x) V=(≠,+÷,=)
Questions:
1. What can you say about the elements of the two sets?
2. To what universal set do sets W and V belong? Are these familiar to you?
3. Is W a subset of V? Why?
4. Is V a subset of W? Why?
5. Are there common elements between the two sets? List them and name the new set H.
6. What is the cardinality of H?
7. What set will be formed if all the elements of W will be combined with the elements of V? Write this set using the roster method and name it K.
8. What is the cardinality of K?
