_1^e 1 x ,dx is equals to - Vidyadip

Question

$\int_1^e {\frac{1}{x}\,dx} $ is equals to

✓

Answer

c
(c) $I = \int_1^e {\frac{1}{x}dx} $

$ = [\log x]_1^e = {\log _e}e - \log 1 = 1$.

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