Question

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

Answer:

ab is (u-a) and u- b right

Step-by-step explanation:

then put the value x2 +xy