1/\sqrt{1 B x}\ln\frac{\sqrt{a}+\sqrt{a X}}{\sqrt{x}}

请输入您的数学问题…… 1/\sqrt{1-b x}\ln\frac{\sqrt{a}+\sqrt{a-x}}{\sqrt{x}}

问题

1/ 1 - b x ln \frac{a + a - x}{x}

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