Question

Resolução de: log(x - 2)(2x² - 11x + 16) = 2

Answer 1

$log_{(x - 2)} \: 2x^2 - 11x + 16 = 2 \\ 2x^2 - 11x + 16 = (x - 2)^2 \\ 2x^2 - 11x + 16 = x^2 - 4x + 4 \\ x^2 - 7x + 12 = 0$

Δ = 1

x' = 4

x" = 3

S = {3, 4}