Question

Решите уравнение
5(x-2)^-45=0

Answer 1

5(x - 2)^2 - 45 = 0    /:5
(x - 2)^2 - 9 = 0
(x - 2)^2 - 3^2 = 0
(x - 2 - 3)(x - 2 +  3) = 0
(x -  5)(x  + 1) = 0 

x - 5 = 0
x = 5

x + 1 = 0
x = - 1

Ответ
- 1; 5