SOLUTION: log(x + y) = log 3 + 1/2 log x + 1/2 log y prove x^2 + y^2 = 7xy

Question 768913: log(x + y) = log 3 + 1/2 log x + 1/2 log y
prove x^2 + y^2 = 7xy

Answer by MathLover1(20850) (Show Source): You can put this solution on YOUR website!

...writ right side equation as a single logarithm

....if log same, then

.....square both sides

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