2^X + 2^X+2 = 40
40 = 2^5 + 2^3
2^X + 2^X+2 = 2^5 + 2^3
2^X (1 + 2) = 2^3 (2 + 1)
2^X = 2^3
X = 3
ОТВЕТ: 3
2(2^х)=38
2^х=19
Х=хз
2^X + 2^X+2 = 40
40 = 2^5 + 2^3
2^X + 2^X+2 = 2^5 + 2^3
2^X (1 + 2) = 2^3 (2 + 1)
2^X = 2^3
X = 3
ОТВЕТ: 3