A and B designate finite sets. Decide whether the statement is true or false.n(A ? B) = n(A) + n(B) - n(A ? B)
A. True
B. False
Answer: A
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In which of the following functional areas is it NOT possible for a firm to realize economies of scale?
A. manufacturing B. marketing C. purchasing D. economies of scale are possible in all of these functional areas
Write the inequality using interval notation. Graph the inequality.2 < x
A. (-?, 2)
B. (2, ?)
C. [2, ?)
D. (-?, 2]
Write the improper fraction as a mixed or whole number.
A. 267
B. 66
C. 267
D. 
Determine i) the domain of the function, ii) the range of the function, iii) the domain of the inverse, and iv) the range of the inverse.f(x) = 
A. f(x): D = 
, R = 
;
f-1(x): D = 
, R = 
B. f(x): D = 
, R = 
;
f-1(x): D = 
, R = 
C. f(x): D is all real numbers, R is all real numbers;
f-1(x): D is all real numbers, R is all real numbers
D. f(x): D = 
, R = 
;
f-1(x): D = 
, R = 