Find the extremum of f(x,y) subject to the given constraint, and state whether it is a maximum or a minimum.
f left parenthesis x comma y right parenthesis equals 4 x squared plus 2 y squared; 3 x plus 3 y equals 54
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Part 1
There is a
minimum
value of
  
enter your response here located at (x, y)equals
  
left parenthesis 6 comma 12 right parenthesis.