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- 1 log2x = 3
- 2 logx16= 2.
- 3 lcg3(1 -- 2x) = 1
- 4 lg (x - 1) + lg (x + 1) = 3lg2+ 1g(x-2)
- 5 log3 (x -- 12) = 2
- 6 log3(x2 – 5x + 7) = 1
- 7 log2(5x + 3) - log2(3x - 1) = 2
- 8 log32x + log3x = 2.
- 9 log2(5x + 3) - log2(3x -- 1) == 2
- 10 1gx + 1g(x + 1) = 1g(5 - 6x) - 1g2
- 2 lcgx27 = 3
- 3 lcgx + 1(x² - 3x + 1) =1
- 4 lcg4(x+3)--log4 (x-1) = 2-log48
- 5 9.g²x -- 10lgx + 1 = 0
- 6 lcg32x + log3x = 2-
- 7 lcg3(x² - 5x + 7) = 1
- 8 1g(x² - 17) = 1g(x+3)
- 9 lcg3(x - 2) == log38 - log3x
- 10 lcg3(x² - 3x-1) = 2
