Question

It x² + y2= 10xy then prove that
2 log (x-y) = 3log 2 +log x + log y​

Answer 1

Answer:

Step-by-step explanation:

x²+y²=10xy

x²+y²-2xy=8xy

(x-y)²=8xy

taking log both sides

log(x-y)²=log(8xy)

2log(x-y)=log 8 +logx log y

2log(x-y)=log(2³)+log x+log y

2log(x-y)=3log2+log x+log y