Question

log x-y/3=1/2(log x+ log y) show that x power 2 + y power 2 =11xy​

Answer 1

log x-y/3 = 1/2 ( log x + log y)

log x-y/3 = log √xy

compare

(x-y)/3 = √xy

square

xy = (( x-y))/3)^2

9xy = x^2 + y^2- 2xy

x^2 + y^2 = 11xy

Answer 2

hope this helps you☺️☺️☺️