Graph the function and give its domain and its range.f(x) = 
- 2
A. (0, ?); (-?, ?)
B. (-?, ?); [2, ?)
C. (-?, ?); (-2, ?)
D. (-?, ?); (-?, ?)
Answer: D
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Determine where the given function is concave up and where it is concave down. f(x) = -x3 + 6x + 2
A. Concave up on (-?, 2), concave down on (2, ?) B. Concave down on (-?, 0), concave up on (0, ?) C. Concave down on (-?, 2), concave up on (2, ?) D. Concave up on (-?, 0), concave down on (0, ?)
For the function f whose graph is given, determine the limit.Find
f(x).
A. -1
B. 
C. 2
D. does not exist
Evaluate the improper integral or state that it is divergent. 
A. -36 B. 18 C. 0 D. - 18
Solve the problem.Four married couples have reserved eight seats in a row at the theater, starting at an aisle seat. In how many ways can they arrange themselves if all the women sit together and all the men sit together?
A. 48 B. 576 C. 256 D. 1152