Find the extreme values of the function subject to the given constraint.  

A. Maximum: 6 at    minimum: -3 at  
B. Maximum: 6 at    minimum: 3 at  
C. Maximum: 11 at (6, 3, 2), (6, 2, 3), (3, 2, 6), (3, 6, 2), (2, 3, 6), (2, 6, 3); minimum: 1 at      
D. Maximum: 9 at    minimum: 3 at  


Answer: C

Mathematics

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