3.1 - Definition
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Practice Questions
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Define a relation.
💡 Hint: Look at the definition involving sets A and B.
What is a reflexive relation? Give an example.
💡 Hint: Recall the meaning of reflexivity in math.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What defines a relation in mathematics?
💡 Hint: Recall the definition involving A and B.
True or False: A function can map one input to multiple outputs.
💡 Hint: Think about the definition of a function.
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Challenge Problems
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Design a function from a set of integers to a set of fruits, ensuring it is bijective. Explain your choices.
💡 Hint: Consider the definitions of injective and surjective to ensure all outputs are unique and covered.
Given the relation R = {(1, 2), (2, 3), (3, 1)}, analyze its properties: Reflexive, Symmetric, Transitive. Explain your evaluation.
💡 Hint: Break down each property step by step.
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