Gaokao Math Practice Question
7. (5 分) 下列函数中, 其图象与函数 $y=\ln x$ 的图象关于直线 $\mathrm{x}=1$ 对称的是 ( )
- A.$y=\ln (1-x)$
- B.$y=\ln (2-x)$
- C.$y=\ln (1+x)$
- D.$y=\ln (2+x)$
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