Perform the indicated operation. Simplify, if possible.
- 
+ 
A. None of these
B. 
C. 
D. 
Answer: C
Mathematics
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Evaluate the surface integral of G over the surface S.S is the hemisphere x2 + y2 + z2 = 7, z ? 0; G(x,y,z) = z2
A. 196?
B. 
?
C. 
?
D. 
?
Mathematics
For the graph of a circular function y = f(x), determine whether f(-x) = f(x) or f(-x) = -f(x) is true.
A. f(-x) = f(x) B. f(-x) = -f(x)
Mathematics
Express the sum using summation notation. Use 1 as the lower limit of summation and i for the index of summation.3 + 12 + 27 + . . . + 75
A. 
B. 
C. 
D. 
Mathematics
Subtract.-12 - (-1)
A. -11 B. -13 C. 13 D. 11
Mathematics