The discriminant Quiz: answer key
Every answer, with a link to its step-by-step solution
| # | Answer | Level | Solution |
|---|---|---|---|
| 1 | B 2 real solutions | Easy | Solved step by step |
| 2 | 2 real solutions | Easy | Solved step by step |
| 3 | B 2 real solutions | Easy | Solved step by step |
| 4 | B No | Easy | Solved step by step |
| 5 | A 1 real solution | Medium | Solved step by step |
| 6 | 2 real solutions | Medium | Solved step by step |
| 7 | B 2 real solutions | Medium | Solved step by step |
| 8 | B No | Medium | Solved step by step |
| 9 | C 1 real solution | Harder | Solved step by step |
| 10 | 1 real solution | 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%.