23. Find r, s, and t given that:

24. Find u, v, and w, given that:

25. Find r,s, and t, given that:

26. Find u, v, and w, given that:

27. Let ,... be the Lucas sequence. Prove that

28. Find r, given that
29. Find s, given that
30. Find t, given that
31. Show that
 

Tuesday, February 17, 1998