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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is an injective function? Provide an example.
💡 Hint: Think of a function that doubles the input.
Question 2
Easy
Define a constant function and give an example.
💡 Hint: Consider a function that doesn’t change no matter what x is.
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 type of function is f(x) = 3?
- Injective
- Surjective
- Constant
💡 Hint: Think about whether the output changes.
Question 2
True or False: A bijective function can never be constant.
- True
- False
💡 Hint: Remember the definitions of both types of functions.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Demonstrate whether f(x) = 2x can be put into a real-world scenario where its injective nature is critical.
💡 Hint: Think about financial transactions.
Question 2
Given a function g(x) that is not injective, can you modify it to create a surjective function? What example works?
💡 Hint: Analyze ways to adjust the parameters.
Challenge and get performance evaluation