| No | Description | Difficulty | Syllabus | Level | |
|---|---|---|---|---|---|
| 1 | Ps=(C+D)Q^2+(E-CA-CB)Q+(CAB+F); Pd=DQ^2+EQ+F; roots=A gt 0,B lt 0; 2NI | Intermediate | Undergraduate | Level1 | Related material |
| 2 | Ps=(E-CA-CB)Q+(CAB+F); Pd=DQ^2+EQ+F; roots=A gt 0,B lt 0; 2NI | Intermediate | Undergraduate | Level1 | Related material |
| 3 | Ps=CQ^2+(E-CA-CB)Q+(CAB+F); Pd=EQ+F; roots=A gt 0,B lt 0; 2NI | Intermediate | Undergraduate | Level1 | Related material |
| 4 | Qs=(C+D)P^2+(E-CA-CB)P+(CAB+F); Qd=DP^2+EP+F; roots=A gt 0,B lt 0; 2NI | Intermediate | Undergraduate | Level1 | Related material |
| 5 | Qs=(E-CA-CB)P+(CAB+F); Qd=DP^2+EP+F; roots=A gt 0,B lt 0; 2NI | Intermediate | Undergraduate | Level1 | Related material |
| 6 | Qs=CP^2+(E-CA-CB)P+(CAB+F); Qd=EP+F; roots=A gt 0,B lt 0; 2NI | Intermediate | Undergraduate | Level1 | Related material |