Practice - Set Identities
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Practice Questions
Test your understanding with targeted questions
What is the cardinality of the set {3, 1, 2}?
💡 Hint: Count the elements in the set.
Is {x} a singleton set?
💡 Hint: Think about the definition of a singleton set.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What does A ∩ B represent?
💡 Hint: Look for common elements in both sets.
True or False: The power set of {1, 2} contains 4 elements.
💡 Hint: Consider the subsets of a 2-element set.
1 more question available
Challenge Problems
Push your limits with advanced challenges
Given sets A = {1, 2, 3}, B = {3, 4, 5}, and C = {1, 4}, prove that A ∩ (B ∪ C) = (A ∩ B) ∪ (A ∩ C).
💡 Hint: Think about the distributive property of sets.
Construct the power set of the set D = {a, b}. List all subsets and explain.
💡 Hint: Consider how many subsets you can form from 2 elements.
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Reference links
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