I need help with 33 and 35

31-36 . Each limit represents the derivative of some function f at some number a. State such an f and a in each case. (1 + h) 10 - 1 V16 + h - 2 31. lim 32. lim h-0 h-0 2x - 32 33. lim tan x - 1 34. lim x-5 x-5 X-17/4 X - TT/4 COs ( TT + h) + 1 35. lim 1+ + t- 2 36. lim h-0 1-1 t- 1