Question: Find the absolute maximum and minimum of the functionf left parenthesis x comma y right parenthesis equals left parenthesis 72 x minus 18 x squared

Find the absolute maximum and minimum of the functionf left parenthesis x comma y right parenthesis equals left parenthesis 72 x minus 18 x squared right parenthesis cosine yf(x,y)=72x18x2cosyon the rectangular plate1 less than or equals x less than or equals 31x3,negative StartFraction pi Over 4 EndFraction less than or equals y less than or equals StartFraction pi Over 4 EndFraction4y4.z equals left parenthesis 72 x minus 18 x squared right parenthesis cosine yz=72x18x2cosyQuestion content area bottomPart 1The absolute maximum isenter your response here.

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