1)Log2(x-2)+log2(x-3)=1
2)Log0,5(x+3)=log0,5(5x-11)
3)log2(x2+x+2)>=(больше или равно)3
4)lg(2x-3) 5)log2(2x+15)=log2(5x)+log2(x-4)
6)log5(2+x)=2log5 x
7)log2(x2+x+2)<3
8)log(сверху 2,снизу 3)x-log3 x-2=0
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