Perform the indicated operation. Simplify, if possible.
+ 
A. 
B. 
C. 0
D. 1
Answer: C
Mathematics
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Find the volume of the solid generated by revolving the region about the given line.The region bounded above by the line 
, below by the curve 
, on the left by the line 
, and on the right by the line x = 0.5, about the line 
A. 2? B. 6? - 16 C. 6? D. 12? - 8
Mathematics
Evaluate the expression for the given value of x.
?
, x = - 
?
A. 
B. 
C. 
D. 
E. 
Mathematics
Solve the equation.|3x + 9| = 4
A. 
B. no solution
C. 
D. 
Mathematics
Identify where f is increasing and where f is decreasing.f(x) = 
A. increasing: [-9, ?); decreasing: never B. increasing: never; decreasing: [-9, ?) C. increasing: never; decreasing: [9, ?) D. increasing: [9, ?); decreasing: never
Mathematics