Find the domain of the composite function (f ? g)(x). Write the domain in interval notation.f(x) = 
, g(x) = 
A. (-?, 0) ? (0, ?)
B. (-?, 0) ? (0, 6) ? (6, ?)
C. 
? 
D. (-?, 0) ? 
? 
Answer: D
Mathematics
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B. 
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arises. Find 
, assuming that the other quantities are constant.
A. 
B. 
C. 
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; R = {(x, y): 1 ? x ? 5, 1 ? y ? 5}
A. 
B. 
C. 
D. 
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Find the limit.
A. 0
B. 
C. 1
D. Does not exist
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