5.If x and y satisfy the relation ax? + by2 = ab, Prove that the extre

1.	5.If x and y satisfy the relation ax? + by2 = ab, Prove that the extreme values of the functionu = x² + xy + y2 are given by the roots of the equation 4 (u - a) (u – b)= ab.A^
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5.If x and y satisfy the relation ax? + by2 = ab, Prove that the extreme values of the functionu = x² + xy + y2 are given by the roots of the equation 4 (u - a) (u – b)= ab.A^

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5.If x and y satisfy the relation ax? + by2 = ab, Prove that the extreme values of the functionu = x² + xy + y2 are given by the roots of the equation 4 (u - a) (u – b)= ab.A^​

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5.If x and y satisfy the relation ax? + by2 = ab, Prove that the extreme values of the functionu = x² + xy + y2 are given by the roots of the equation 4 (u - a) (u – b)= ab.A^