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प्रश्न
`int logx/(log ex)^2*dx` = ______.
विकल्प
`x/(1 + log x) + c`
x(1 + log x) + c
`1/(1 + log x) + c`
`1/(1 - log x) + c`
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उत्तर
`int logx/(log ex)^2*dx` = `underlinebb(x/(1 + log x) + c)`.
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