Log1/3 (3-x) = -2 pleas

Question

Log1/3 (3-x) = -2 pleas

Answer 1

Решение
log₁/₃ (3 - x) = - 2
ОДЗ: 3 - x > 0, x < 3
3 - x = (1/3)⁻²
3 - x = 9
x = 3 - 9
x = - 6
Ответ: - 6