6. lim (sin x)^1/x = 0
7-43 Find the limits.
7. lim (e^x - 1) / sin x, x->0
8. lim sin 2x / sin 5x, x->0
9. lim tan theta / theta, theta->0
10. lim te^t / (1 - e^t), t->0
11. lim sin x / (x - pi), x->pi+
12. lim sin x / x^2, x->0+
13. lim ln x / x, x->+inf
14. lim e^(3x) / x^2, x->+inf
15. lim cot x / ln x, x->0+
16. lim (1 - ln x) / e^(1/x), x->0+
17. lim x^100 / e^x, x->+inf
18. lim ln(sin x) / ln(tan x), x->0+
19. lim xe^-x, x->+inf
20. lim (x - pi) tan 1/2x, x->pi-
21. lim x sin pi/x, x->+inf
22. lim tan x ln x, x->0+
23. lim sec 3x cos 5x, x->pi/2-
24. lim (x - pi) cot x, x->pi
25. lim (1 - 3/x)^x, x->+inf
26. lim (1 + 2x)^(-3/x), x->0
27. lim (e^x + x)^1/x, x->0
28. lim (1 + a/x)^(bx), x->+inf
29. lim (2 - x)^tan[(pi/2)x], x->1
30. lim [cos(2/x)]^x^2, x->+inf
31. lim (csc x - 1/x), x->0
32. lim (1/x^2 - cos 3x / x^2), x->0