X square + Y square is equal to 25 x y​

 1.        X square + Y square is equal to 25 x y​

ans.x^2+y^2=25xy

(x-y)^2=25xy

x^2+y^2-2xy=25xy

x^2+y^2=25xy+2xy

x^2+y^2=27xy

Take log on b.s

log(x+y)^2=log^2+my

2log(x+y)=3log3+logx+logx

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