Log2(5x-2)-log2(3x-2)= log2(x+2)-1
Log2(5x-2)/(3x-2)=log2(x+2)-log2 2 log2(5x-2)/(3x-2)=log2(x+2)/2 (5x-2)/(3x-2)=(x+2)/2 |*2(3x-2)не равное 0 (5x-2)*2=(x+2)*(3х-2) 10х-4=3х²+6х-2х-4 3х²-6х=0 х1=0. х2=2