Practice - Sets and Functions
Enroll to start learning
You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take practice test.
Practice Questions
Test your understanding with targeted questions
Define a set.
💡 Hint: Think about how we categorize objects.
What is an empty set?
💡 Hint: Consider what happens if there are no items in a group.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What is a set?
💡 Hint: Think about sets like bags or boxes.
True or False: A singleton set has more than one element.
💡 Hint: Consider the definition of a singleton.
2 more questions available
Challenge Problems
Push your limits with advanced challenges
Given sets A = {1, 2, 3}, B = {3, 4}, and C = {1, 5}, determine A ∪ (B ∩ C).
💡 Hint: Work through the operations step-by-step.
If f(x) = 3x + 1 and g(x) = 2x, find (f◦g)(x).
💡 Hint: Start by plugging g(x) into f.
Get performance evaluation
Reference links
Supplementary resources to enhance your learning experience.