Directions: Solve each quadratic equation below and check.
1. x2 - 3x + 2 = 0
2. y2 - 7y + 6 = 0
3. z2 - 5z + 4 = 0
4. x2 - 8x + 16 = 0
5. c2 + 6c + 5 = 0
6. p2 - 8p + 12 = 0
7. m2 + 8m + 7 = 0
8. m2 + 10m + 9 = 0
9. r2 -12r + 35 = 0
10. x2 + 2x + 1 = 0
11. x2 + 8x + 15 = 0
12. y2 + 11y + 24 = 0
13. x2 - 4x - 5 = 0
14. x2 - 5x - 6 = 0
15. x2 - 2x - 35 = 0