Gradient and directional derivative Quiz: answer key
Every answer, with a link to its step-by-step solution
| # | Answer | Level | Solution |
|---|---|---|---|
| 1 | (4, 1) | Easy | Solved step by step |
| 2 | (3, 2) | Easy | Solved step by step |
| 3 | (6, −1) | Easy | Solved step by step |
| 4 | (11, −2) | Medium | Solved step by step |
| 5 | C D_uf = 225 | Medium | Solved step by step |
| 6 | D_uf = 1 | Medium | Solved step by step |
| 7 | B D_uf = −3313 | Medium | Solved step by step |
| 8 | (2, 4, 4) | Medium | Solved step by step |
| 9 | 5 | Harder | Solved step by step |
| 10 | 5 | 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%.