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
→
![cosx=(adjacent)/(hypotenuse) =(A)/(H)](https://img.qammunity.org/2021/formulas/mathematics/college/39w6280njg4n9p4w93b9hhrreexp9ctdmz.png)
8. F
→
will be factorised as (x-2)(x+2)
9. J
→ example of an expression is
![2x+9](https://img.qammunity.org/2021/formulas/mathematics/middle-school/vs8tcwhga35b4znfect13cghbd0h5e918u.png)
10. Q
→ factors of 3 are 3×1.
11. E
→ example of factoring is
![(x+2)(3x+4)](https://img.qammunity.org/2021/formulas/mathematics/college/vr86eqksmwkd7w8rtfi38y6ocbvli3u3k1.png)
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
→
![sinx=(opposite)/(hypotenuse) =(O)/(H)](https://img.qammunity.org/2021/formulas/mathematics/college/67s4bpattx1u9zg7ob82yd8y10u1demczz.png)
18. L
→
![tanx=(opposite)/(adjacent) =(O)/(A)](https://img.qammunity.org/2021/formulas/mathematics/college/z11832zmknhxhcs5zmepfnhp34f93qb6km.png)
19. H
→ example of a term is 2x,3,40