/ 2 \ log(18 - 9*x) log(x + 2) log\x - 6*x + 8/ ------------- - ---------- > ----------------- log(2) log(2) log(2)
log(18 - 9*x)/log(2) - log(x + 2)/log(2) > log(x^2 - 6*x + 8)/log(2)