El
Elya
Ответ
log(x) 1/2 = -2 =>
x^(-2) = 1/2
1/x^2 = 1/2
x^2 = 2
x1 = 2
x2 = -2
log(1/32) 2 = x
(1/32)^x = 2
2^(-5x) = 2^1
-5x = 1
x = -1/5
log(2^(-3)) 2^2 = 1/(-3) * 2 = -2/3
25log(4+1) 5 = 25log(5) 5 = 25