Multiplying matrices Quiz: answer key
Every answer, with a link to its step-by-step solution
| # | Answer | Level | Solution |
|---|---|---|---|
| 1 | (4, 6, 10, 12) | Easy | Solved step by step |
| 2 | (13, 15) | Easy | Solved step by step |
| 3 | (7, 2, −3, 5) | Easy | Solved step by step |
| 4 | (5) | Easy | Solved step by step |
| 5 | (4, 7, −5, 27) | Medium | Solved step by step |
| 6 | (4, −4, 0, 5, 13, 12) | Medium | Solved step by step |
| 7 | (1, 22) | Medium | Solved step by step |
| 8 | (0) | Medium | Solved step by step |
| 9 | AB ≠ BA | Harder | Solved step by step |
| 10 | (5, 7) | Harder | Solved step by step |
Grade
Count your right answers and divide by the number of questions: A 90% or more, B 80%, C 70%, D 60%, F below 60%.