Linear combinations Quiz

Name: ______________________   Date: __________   Score: ____ / 10

10 questions. Calculator allowed. Show your working. steplyclass.com/linear-algebra/linear-combinations/quiz/

1. 1

   Calculate (3, 1) + (2, 5)

   Answer: ____________________

2. 2

   Calculate 2(3, −1)

   Answer: ____________________

3. 3

   Calculate 3(1, 2, 0)

   Answer: ____________________

4. 4

   Calculate −2(3, 1)

   Answer: ____________________

5. 5

   Calculate 3(2, −1) + 2(1, 4)

   Answer: ____________________

6. 6

   Calculate (1, 2, 3, 4) + (0, −1, 2, 5)

   Answer: ____________________

7. 7

   Calculate −2(1, 3) + (5, 2)

   Answer: ____________________

8. 8

   Calculate 2u + v for u = (3, −2), v = (−1, 5)

   Answer: ____________________

9. 9

   Calculate u + 2v − w for u = (1, 0, 2), v = (0, 1, −1), w = (3, 1, 1)

   Answer: ____________________

10. 10

    Calculate 3(2, 1, −2) − 2(3, 0, −1) + (0, 4, 1)

    Answer: ____________________