Основания равны, значит и степени равны
(1/3)^(x^2 - 2x) = (1/3)^(x + 4)
x^2 - 2x = x + 4
x^2 -3x - 4 = 0
D = 9 + 16 = 25
x12 = (3 +- 5)/2 = 4 -1
ответ x = {-1, 4}
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Основания равны, значит и степени равны
(1/3)^(x^2 - 2x) = (1/3)^(x + 4)
x^2 - 2x = x + 4
x^2 -3x - 4 = 0
D = 9 + 16 = 25
x12 = (3 +- 5)/2 = 4 -1
ответ x = {-1, 4}