If (x2−y2)=18 and (x−y)=3, find the value of x2+y2+2xy. – InterviewSolution

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1.	If (x2−y2)=18 and (x−y)=3, find the value of x2+y2+2xy.
Answer» If $(x^{2} - y^{2}) = 18$ and $(x - y) = 3$ , find the value of $x^{2} + y^{2} + 2 x y$ .

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