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

A. Maximum: 7 at    minimum: -2 at  
B. Maximum: 7 at    minimum: -5 at  
C. Maximum: 4 at    minimum: -5 at  
D. Maximum: 4 at    minimum: -2 at  


Answer: B

Mathematics

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A.
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C.
D.
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