Решите неравенство.

Question

Решите неравенство.

Answer 1

Log2(x)=t
t^2-5t+6>0
t1=2  t2=3
t<2<br>x>0  log2(x)<2   log2(x)<log2(4)  0<x<4<br>        log2(x)>3   log2(x)>log2(8)  x>8
(0;4) U (8;∞)