In this worksheet, we will practice identifying and representing a function.

**Q4: **

Which of the following relations represents a function from to ?

- A
- B
- C
- D

**Q7: **

Given that , which of the following relations defines a function on the domain ?

- A
- B
- C
- D
- E

**Q8: **

Which of the following Cartesian diagrams represents a function from to ?

- A(c)
- B(b)
- C(d)
- D(a)

**Q9: **

Which of the following relations represents a function given that is the input and is the output.

- A(b)
- B(a)

**Q15: **

Which of the following relations represents a function from to ?

- A
- B
- C
- D

**Q16: **

Given that , which of the following relations defines a function on the domain ?

- A
- B
- C
- D
- E

**Q17: **

Given that , which of the following relations defines a function on the domain ?

- A
- B
- C
- D
- E

**Q18: **

Given that , which of the following relations defines a function on the domain ?

- A
- B
- C
- D
- E

**Q19: **

Given that , which of the following relations defines a function on the domain ?

- A
- B
- C
- D
- E

**Q20: **

Which of the following Cartesian diagrams represents a function from to ?

- A(c)
- B(a)
- C(d)
- D(b)