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10 questions
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- 1. Fill in the Blank
How long is a unit vector?
- 2. Fill in the Blank
What is the angle between vectors i and j?
- 3. Fill in the Blank
What do we call the length of a vector?
- 4. Fill in the Blank
What is the opposite vector of v(4;5)?
- 5. Multiple Choice
Which one of these vectors points toward the lower left corner of the coordinate system?
(7;8)
(-7;8)
(7;-8)
(-7;-8)
- 6. Multiple Choice
Write in component form.
(0, 4)
(8, 2)
(2, 8)
(0, 2)
- 7. Multiple Choice
OB + BC = OC
OA + AC = OC
CB + B0 = -OC
OD = 0.5(OA + AC)
- 8. Multiple Choice
Which vector equation matches the vector operation shown in the diagram below?
u+v=w
w+u=v
v+w=-u
w+u=-v
- 9. Multiple Choice
Which vector equation matches the vector operation shown in the diagram below?
u+w=-v
v+u=w
w+u=v
-v+w=2u
- 10. Multiple Choice
Which vector equation matches the vector operation shown in the diagram below?
v+w=-u
w-u=-v
w-u=v
-u+v=w
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