Question

log x + log x ao quadrado + log x a terceira = -18 qual o valor de x
??
me ajudeem

Answer 1

$log(x) + log(x^2) + log(x^3) = -18 \\ log(x) + 2log(x) + 3log(x) = -18 \\ 6log(x) = -18 \\ log(x) = -3 \\\\ \boxed{x = 10^{-3} }$