^1/2log(x²-3) – ^1/2log x =-1 himpunan penyelesaian????

^½log (x² – 3) – ^½log x = ^½log 2
^½log {(x²-3)/x} = ^½log 2
(x² – 3)/x = 2
x² – 3 = 2x
x² – 2x – 3 = 0
(x – 3)(x + 1) = 0
x = 3 dan x = -1
x > 0
maka x yang memenuhi hanya 3