Question

30 баллов.Решите пожалуйста

Answer 1

log₂²x - 5log₂x + 6 = 0
log₂x = t
t² - 5t + 6 = 0
t₁ = 2
t₂ = 3

log₂x = 2
log₂x = 3

x = 4
x = 8