What to create	Quiz
Which subject	Mathematics
What age group	Year or Grade 11
What topic	Introduction in functions
Question types	Close-ended
Number of questions	5
Number of answers	4
Correct answers	Exactly 1
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Grade 11 Mathematics Quiz: Introduction to Functions

Instructions:

For each question, select the correct answer by marking the letter corresponding to your choice.

1. What is a function?

   • A. A mathematical relation that pairs each input with exactly one output.
   • B. A variable that can take multiple values.
   • C. A calculation involving multiple operations without a specific rule.
   • D. A type of constant that does not change.

2. Which of the following represents a function?

   • A. {(1, 2), (1, 3), (2, 4)}
   • B. {(2, 3), (3, 5), (4, 6)}
   • C. {(0, 1), (1, 2), (2, 2), (2, 3)}
   • D. {(5, 6), (6, 7), (7, 8)}

3. What is the domain of the function f(x) = 3x + 2?

   • A. All positive integers
   • B. All real numbers
   • C. All negative numbers
   • D. Only integers

4. In the function f(x) = x² - 4, what is the output when the input is 3?

   • A. 5
   • B. 9
   • C. 7
   • D. 4

5. Which of the following terms describes a function that passes the vertical line test?

   • A. One-to-one function
   • B. Not a function
   • C. Function
   • D. Many-to-one function

Good luck!