If x2+y2=14 and xy=3, find the value of 2(x+y)2−5(x−y)2. – InterviewSolution

1.	If x2+y2=14 and xy=3, find the value of 2(x+y)2−5(x−y)2.
Answer» If $x^{2} + y^{2} = 14$ and $x y = 3$ , find the value of $2 (x + y)^{2} - 5 (x - y)^{2}$ .

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