Question

2 log x-log(x-6)=3 log 2

Answer 1

2logx - log(x+6) = 3log2
logx² - log(x+6) = log2³

log(x²/(x+6)) = log8

Simplificamos logaritmos:

x²/(x+6) = 8
x² = 8x+48
x²-8x-48=0
(x-12)(x+4)=0
x=12......x=-4

Son las respuestas.