1.	The function f(x) is shown in the graph:
		                 
		Find 
		A)  2    B)  –3    C)  3    D)  -2    E)  0
		Ans:  B
		Difficulty:  Easy
		Section:  1.1

	2.	Answer true or false. For the function graphed 
		               
		 is undefined
		Ans:  False
		Difficulty:  Easy
		Section:  1.1

	3.	Approximate the 
		 by evaluating   
		
		at x = 4.5, 4.9, 4.99, 4.999, 5.5, 5.1, 5.01, and 5.001.
		A)  5    B)  2.5    C)  11    D)  10    E)  12
		Ans:  D
		Difficulty:  Medium
		Section:  1.1

	4.	Answer true or false.  If  and  then 
		Ans:  False
		Difficulty:  Easy
		Section:  1.1

	5.	Approximate the  by evaluating  at appropriate values of x.
		A)  1    B)  0    C)      D)      E)  12
		Ans:  C
		Difficulty:  Easy
		Section:  1.1

	6.	Approximate the limit by evaluating  at appropriate values of x. 
		A)  1    B)  9    C)  –9    D)      E)  undefined
		Ans:  B
		Difficulty:  Medium
		Section:  1.1

	7.	Approximate the limit by evaluating  at appropriate values of x. 
		A)  1    B)  -9    C)      D)      E)  undefined
		Ans:  C
		Difficulty:  Medium
		Section:  1.1

	8.	Approximate the limit by evaluating  at appropriate values of x. 
		A)      B)      C)      D)  0    E)  
		Ans:  A
		Difficulty:  Medium
		Section:  1.1

	9.	Approximate the horizontal asymptote of .
		A)  -8    B)  8    C)  -11    D)  2    E)  11
		Ans:  C
		Difficulty:  Medium
		Section:  1.1

	10.	
		A)  35    B)      C)  0    D)  It does not exist    E)  7
		Ans:  E
		Difficulty:  Hard
		Section:  1.1

	11.	Find the equation of the tangent line to the graph of y = 3x5 at (-1, –3).
		A)  y = 15x + 12    B)  y = 15x    C)  y = 12x    D)  y = 12x + 15    E)  y = 5x + 12
		Ans:  A
		Difficulty:  Hard
		Section:  1.1

	12.	For the function f graphed here
		     ,
		find 
	Ans:	Does not exist
		Difficulty:  Easy
		Section:  1.1

	13.	For the function graphed here
		
		Find .
	Ans:	+¥
		Difficulty:  Easy
		Section:  1.1

	14.	For the function h graphed here
		
		find 
	Ans:	–2
		Difficulty:  Easy
		Section:  1.1

	15.	For the function g graphed here,
		
		find  and identify the function.
	Ans:	 -¥
		g(x) = tan x
		Difficulty:  Easy
		Section:  1.1

	16.	Consider the function f graphed here:
		
		For what values of a does  exist?
	Ans:	
		Difficulty:  Medium
		Section:  1.1

	17.	For the function graphed here
		
		Find .
	Ans:	0
		Difficulty:  Easy
		Section:  1.1

	18.	Consider the function f graphed here:
		
		For what values of a does  not exist?
	Ans:	      or       , for n = 1, 2, 3, ... 
		Difficulty:  Medium
		Section:  1.1

	19.	Consider the function f graphed here:
		
		For what values of a does  exist?
	Ans:	
		Difficulty:  Medium
		Section:  1.1

	20.	Approximate  by evaluating –5x4 at appropriate values of x.
	Ans:	
x	–5x4	
2.5	–195.31	
2.9	–353.640	
2.99	–399.627	
3.01	–410.427	
3.1	–461.760	
3.5	–750.31			
The limit is –405
		Difficulty:  Medium
		Section:  1.1

	21.	Approximate  by evaluating  at appropriate values of x.
	Ans:	
x		
4.5	–9.2069	
4.9	–9.9750	
4.99	–10.3773	
5.001	–10.4335	
4.999	–10.4232	
5.01	–10.4807	
5.1	–11.0173	
5.5	–15.5909			
The limit is –10.4284
		Difficulty:  Hard
		Section:  1.1

	22.	Use the substitution  to express the limit as an equivalent limit in which t ® 0+.
		
	Ans:	
		Difficulty:  Hard
		Section:  1.1