Question

$9^{x} - 4* 3^{x} + 3= 0$

Answer 1

3ˣ = t

t² - 4t + 3 = 0
D = 16 - 12 = 4

t₁ = (4 - 2)/2 = 1
3ˣ = 1
x = 0

t₂ = (4 + 2)/2 = 3
3ˣ = 3
x = 1

Ответ: 0 и 1