Please solve the worksheet. (factoring trinomials)

1. (x+3)(x+1)

2. (m+4)(m+8)

3. (r-2)(r-1)

4. (x-5)(x-1)

5. (x-7)(x-3)

6. (x-11)(x-11)

7. (t-6)(t+2)

8. (p-8)(p-8)

9. (x-1)(x-9)

10. (x+5)(x+1)

11. (a+9)(a-1)

12. (y-8)(y+1)

13. (x-3)(x+1)

14. (y+13)(y+1)

15. (m+5)(m+4)

16. (x+10)(x+2)

17. (a-12)(a-2)

18. (y+9)(y+2)

19. xy(x+2+y) i think

20. ab(a-4+4b)

21. xy(x+6-7y)

lol

step-by-step explanation:

correct answer:

b.(19,-2)