$\DeclareMathOperator{\tg}{tg}$ $\DeclareMathOperator{\ctg}{ctg}$

1. $\sin{(\pi-x)}$
2. $\sin{(\pi+x)}$
3. $\sin{\left(\dfrac{\pi}{2}-x\right)}$
4. $\sin{\left(\dfrac{\pi}{2}+x\right)}$
5. $\sin{\left(\dfrac{3\pi}{2}-x\right)}$
6. $\sin{\left(\dfrac{3\pi}{2}+x\right)}$
7. $\sin{(-x)}$
8. $\cos{(\pi-x)}$
9. $\cos{(\pi+x)}$
10. $\cos{\left(\dfrac{\pi}{2}-x\right)}$
11. $\cos{\left(\dfrac{\pi}{2}+x\right)}$
12. $\cos{\left(\dfrac{3\pi}{2}-x\right)}$
13. $\cos{\left(\dfrac{3\pi}{2}+x\right)}$
14. $\cos{(-x)}$
15. $\tg{(\pi-x)}$
16. $\tg{(\pi+x)}$
17. $\tg{\left(\dfrac{\pi}{2}-x\right)}$
18. $\tg{\left(\dfrac{\pi}{2}+x\right)}$
19. $\tg{\left(\dfrac{3\pi}{2}-x\right)}$
20. $\tg{\left(\dfrac{3\pi}{2}+x\right)}$
21. $\tg{(-x)}$
22. $\ctg{(\pi-x)}$
23. $\ctg{(\pi+x)}$
24. $\ctg{\left(\dfrac{\pi}{2}-x\right)}$
25. $\ctg{\left(\dfrac{\pi}{2}+x\right)}$
26. $\ctg{\left(\dfrac{3\pi}{2}-x\right)}$
27. $\ctg{\left(\dfrac{3\pi}{2}+x\right)}$
28. $\ctg{(-x)}$