Find all points where the function has any relative extrema or saddle points and identify the type of relative extremum.
+ 
+ x
A. Relative maximum at 
B. Saddle point at 
C. Relative minimum at 
D. There are no relative extrema or saddle points.
Answer: C
Mathematics
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Solve the equation.
= 8
A. 64
B. 
C. 8
D. 
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Solve the inequality. Graph the solution set and write the solution set in set-builder notation.4x2 + 19x - 5 ? 0
A. 
B. 
C. 
D. 
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Solve the problem.The manufacturer of a CD player has found that the revenue R (in dollars) is
when the unit price is p dollars. If the manufacturer sets the price p to maximize revenue, what is the maximum revenue to the nearest whole dollar?
A. $285,013 B. $570,025 C. $1,140,050 D. $142,506
Mathematics
Solve. Provide answers in interval notation.
? 0
A. 
B. 
? [3, ?)
C. 
D. (-?, -3) ? 
Mathematics