log₃,₄ (x² – 5x + 8) – log₃,₄ x = 0
log₃,₄ (x² – 5x + 8) = log₃,₄ x
x² - 5x + 8 = x
x² - 6x + 8 = 0
x₁ = 2
x₂ = 4
Ответ: 2; 4