Log3 x2 4x log3 x2 4. Log5 2 2 x log5 x 3 log5 x 3 x2. log2 x-1 10+3x-x 2 log2 7-x 5. log (3 2 25 − x 2 ) − 3 log3(25 − x 2 ) + 2 ≥. log4(x+1)-lg(x+1)/lg(1-x)-log25(1-x)<log4(25).

Log3 x2 4x log3 x2 4. Log5 2 2 x log5 x 3 log5 x 3 x2. log2 x-1 10+3x-x 2 log2 7-x 5. log (3 2 25 − x 2 ) − 3 log3(25 − x 2 ) + 2 ≥. log4(x+1)-lg(x+1)/lg(1-x)-log25(1-x)<log4(25).
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