Solving recurrences Quiz: answer key
Every answer, with a link to its step-by-step solution
| # | Answer | Level | Solution |
|---|---|---|---|
| 1 | a_n = 2 × 5n | Easy | Solved step by step |
| 2 | 4n − 1 | Easy | Solved step by step |
| 3 | a_n = 3 × 2n − 1 | Easy | Solved step by step |
| 4 | 3n + 1 + 2 | Medium | Solved step by step |
| 5 | a_n = 4n − 1 | Medium | Solved step by step |
| 6 | a_n = 6 × 2n − 5 | Medium | Solved step by step |
| 7 | a_n = 3n + 3 | Medium | Solved step by step |
| 8 | 2n − 1 | Harder | Solved step by step |
| 9 | a_n = −4n + 2 | Harder | Solved step by step |
| 10 | −5n + 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%.