(1)
(a)   sin 30π =
  
(b)    cos =
(c)   Find all values of  θ  for which  cos θ =

(2) In this problem   0 < x < and   sin x =
(a)    cos x  =

(b)    tan x =

  
(3) In this problem  f(x) =   and   g(x) = x - 4.
  
  (a)    ()(x)  =
  
  
  (b)   (f º g)(x) =
  
  (c)   (g º g)(x) =

(4) This problem concerns the function  f(x) =

(a)    f(x + 2) =  

(b)    Find the domain of f.  Be sure to show your work.

(c)   Write f as a composition of two functions.

(d)     f(x) =  

(e)    f(x) =  

  (f)     f(x) =   

(5) Calculate the limits.
  
(a)    (3- 4x + π) =

(b)     = 


(c)      =     

(d)    =

(e)    =   

(f)    =