SOLUTION: A function of two variables is defined as f(x.y)=x^2+y^2+4x-6y+7. What is the minimum value of this function?

Question 1000563: A function of two variables is defined as f(x.y)=x^2+y^2+4x-6y+7. What is the minimum value of this function?
Answer by KMST(5328) (Show Source): You can put this solution on YOUR website!

Since for all values of and ,
for all values of and ,
so the minimum value is .
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