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[Post New]16 Mar 2008 22:30:07 IST
    Subject: What are the maximum and minimum values of this function?
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quantumphysicist91 (0)

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Olaaa!! Perrrfect answer. 0  [0 rates]
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f(x,y) = cos(x) +cos(y) - cos(x+y)

What are the maximum and minimum values? Differentiation and graphical method not allowed. Only by analytical transformations.
    
 

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