Question 1119103
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{{{x^2+y^2 = 23xy}}}
{{{x^2+2xy+y^2 = 25xy}}}
{{{(x+y)^2 = 25xy}}}
{{{((x+y)^2)/25 = xy}}}
{{{((x+y)/5)^2 = xy}}}
{{{log(((x+y)/5)^2) = log((xy))}}}
{{{2*log(((x+y)/5)) = log((x))+log((y))}}}
{{{log(((x+y)/5)) = (1/2)(log((x))+log((y)))}}}