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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
Define a relation in your own words.
💡 Hint: Think of connections between cities and their respective countries.
Question 2
Easy
What does it mean for a relation to be a subset?
💡 Hint: Look for a smaller group within a larger group.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What is a relation?
- A set of numbers
- A subset of Cartesian products
- An ordered list
💡 Hint: Think of how we connect elements from two sets.
Question 2
True or False: A relation can only exist between two different sets.
- True
- False
💡 Hint: Consider an example where elements relate to themselves.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Given sets A = {a, b, c} and B = {1, 2}, write all possible pairs in AxB and form a relation including at least one subset.
💡 Hint: List all pairs then select some to form a relation.
Question 2
If a relation from A to B is given as R = {(1, 2), (2, 3)}, explain why it is not reflexive.
💡 Hint: Check for self-relating pairs in the definition.
Challenge and get performance evaluation