Find the centroid of the region.
A. 
= 3, 
= 
B. 
= 
, 
= 
C. 
= 
, 
= 
D. 
= 
, 
= 
Answer: C
Mathematics
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Use implicit differentiation to find the specified derivative at the given point.Find 
at the point (6, 3, 6) for 6x2 + 8 ln xz + 2yz2 - 3ez = 0.
A. - 
B. 
C. - 
D. - 
Mathematics
Add or subtract.-952.28 - 55.26
A. 1007.54 B. -897.02 C. -1007.54 D. -786.5
Mathematics
Multiply the pair of monomials.
A. 
a27
B. 
a12
C. - 
a27
D. - 
a12
Mathematics
Find the difference and simplify the answer. 
- 
A. 1
B. 1
C. 2
D. 1
Mathematics