Assignments

The following quadratic equations have to be solved by factorizing. However, it is not sure that this will be always possible.

1. $x^2+6x+5=0$

2. $x^2+7x+12=0$

3. $x^2+7x+6=0$

4. $x^2-6x+5=0$

5. $x^2-4x-45=0$

6. $x^2-x-56=0$

7. $x^2+10x+16=0$

8. $x^2+2x-35=0$

9. $x^2+5x+7=0$

10. $2x^2+3x+5=0$

11. $-3x^2-21x-36=0$

12. $x^2-14x+48=0$

13. $3x^2+3x-6=0$

14. $-x^2+7x-12=0$

15. $2x^2+6x-6=0$

16. $x^2+3\displaystyle\frac{1}{2}x-6=0$

17. $2x^2+14x+24=0$

18. $x^2+5x+20=0$

19. $x^2+x=0$

20. $x^2-64=0$

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