- Answer Key
- x=−2,−3
- x=3,4
- x=4,−3
- x=3,−5
- x=−12,−3
- x=1,−5
- x=2,−12
- x=13,−1
- x=3±7
- x=−2±22
- x=−1,−5
- x=1,7
- x=2,−6
- 1 real solution pair? Discriminant = 1; 2 real solutions
- Discriminant = 0; 1 real solution
- Discriminant = -16; no real solutions
- 8 and 9
- 6 m×8 m
- Approximately 4.05 seconds