**Q6: **

If and , find .

- A
- B
- C
- D

**Q7: **

If and , find .

- A
- B
- C
- D

**Q8: **

If and , determine at .

- A
- B
- C
- D

**Q9: **

If and , determine at .

- A
- B
- C
- D4

**Q10: **

If and , determine at .

- A
- B
- C
- D

**Q11: **

Given that , determine .

- A
- B
- C
- D
- E

**Q12: **

Given that and , find at .

- A1
- B
- C9
- D

**Q13: **

Given that and , find at .

- A
- B16
- C
- D

**Q14: **

Given that and , find at .

- A
- B
- C
- D

**Q15: **

Determine .

- A
- B
- C
- D