Answer:
1. S
2. G
3. I
4. O
5. P
6. D
7. C
8. F
9. J
10. Q
11. E
12. K
13. R
14. A
15. B
16. N
17. M
18. L
19. H
Explanation:
4. O
→ 3 is a coefficient of 3x
5. P
→ 3 is a common factor in the expression 3x+9
6. D
→example of a constant term is 1,3,10
7. C
→

8. F
→
will be factorised as (x-2)(x+2)
9. J
→ example of an expression is

10. Q
→ factors of 3 are 3×1.
11. E
→ example of factoring is

12. K
→ example of a factored completely is
14. A
→example of a polynomial is
.
15. B
→ example of a quadratic expression is
.
17. M
→

18. L
→

19. H
→ example of a term is 2x,3,40