Inverses of non-linear functions Quiz: answer key
Every answer, with a link to its step-by-step solution
| # | Answer | Level | Solution |
|---|---|---|---|
| 1 | √(x + 1), x ≥ −1 | Easy | Solved step by step |
| 2 | (x − 1)2, x ≥ 1 | Easy | Solved step by step |
| 3 | ∛(x + 2) | Easy | Solved step by step |
| 4 | x2 − 3, x ≥ 0 | Easy | Solved step by step |
| 5 | √(x − 2) + 1, x ≥ 2 | Medium | Solved step by step |
| 6 | ∛((x + 5)/2) | Medium | Solved step by step |
| 7 | (x + 1)2 − 4, x ≥ −1 | Medium | Solved step by step |
| 8 | ∛((x − 4)/3) | Medium | Solved step by step |
| 9 | ∛x − 2−1 | Harder | Solved step by step |
| 10 | (x + 3)2 − 2, x ≥ −3 | 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%.