**Q1: **

Find the unit vector in the direction of the -axis.

- A
- B
- C
- D
- E

**Q2: **

Given that and are two unit vectors, and , evaluate .

**Q3: **

Find the unit vector in the direction of the -axis.

- A
- B
- C
- D
- E

**Q4: **

Suppose that , , and . What is ?

- A
- B
- C
- D

**Q5: **

Suppose that , , and . What is ?

- A
- B
- C
- D

**Q6: **

Given that and that is a unit vector equal to , determine the possible values of .

- A
- B
- C
- D

**Q7: **

Is a unit vector?

- AFalse
- BTrue

**Q8: **

Find the unit vector in the direction of the -axis.

- A
- B
- C
- D
- E

**Q9: **

If and are unit vectors and the measure of the angle between them, find .

- A
- B
- C
- D
- E

**Q10: **

Suppose a unit vector is such that . Determine the possible values of .

- A
- B
- C
- D

**Q11: **

If and , determine .

- A
- B3
- C

**Q12: **

If and , determine .

- A
- B
- C

**Q13: **

If and , determine and .

- A ,
- B ,
- C ,

**Q14: **

If and , determine and .

- A ,
- B ,
- C ,