Simplify. Include the absolute value symbol if necessary.
A. -w7
B. |w7|
C. w12
D. w7
Answer: B
Mathematics
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Set up the iterated integral for evaluating 
over the given region D. DD is the rectangular solid whose base is the triangle with vertices at 
and 
, and whose top lies in the plane 
.
A. 
B. 
C. 
D. 
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Find the measure of the complement of the angle.Find the complement of 72°.
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Management. Nine candidates for manager of a department store are ranked according to the weighted average of several criteria. How many different rankings are possible for the top four candidates if no two candidates receive the same rank?
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Mathematics