Magnitude and direction, unit vector Quiz
Name: ______________________ Date: __________ Score: ____ / 10
10 questions. Calculator allowed. Show your working. steplyclass.com/precalculus/magnitude-and-direction-unit-vector/quiz/
1
Magnitude and direction of <3, 3>Answer: ____________________
2
Magnitude and direction of <0, 4>Answer: ____________________
3
Magnitude and direction of <2, 2>Answer: ____________________
4
Magnitude and direction of <−6, 0>Answer: ____________________
5
Unit vector of <0, −5>Answer: ____________________
6
Magnitude and direction of <−4, −4>Answer: ____________________
7
Magnitude and direction of <2, −2>Answer: ____________________
8
Unit vector of <6, −8>Answer: ____________________
9
Unit vector of <−5, 12>Answer: ____________________
10
Unit vector of <8, 15>Answer: ____________________
Answer key
- 3√2 and θ = 45°
- 4 and θ = 90°
- 2√2 and θ = 45°
- 6 and θ = 180°
- u = (0, −1)
- 4√2 and θ = 225°
- 2√2 and θ = 315°
- u = (35, −45)
- u = (−513, 1213)
- u = (817, 1517)
Every answer solved step by step: steplyclass.com/precalculus/magnitude-and-direction-unit-vector/quiz/answers/