Question

помогите ребят, прошу!!!!!!!!!

Answer 1

log(x)2-1=2log(2)x

log(2)x=t

(1/t)-1=2t

2t^2+t-1=0

[-1+-3]/4

t1=-1

t2=1/2

x=2^(-1)=1/2

x=sqrt(2)