Given: f(x) = 2×+ 4, g(×) = ײ +4×+4 and h(×)= ײ-4
Find:

1. (fg) (×)
2. (hg) (×)
3. (fh) (2)
4. (gf) (×)
5. (gh) (×)
6. (fh) (×)
7. (hg) (1)