JEE MAIN - Mathematics Bengali (2022 - 29th July Morning Shift - No. 11)

যদি $$f(\alpha ) = \int\limits_1^\alpha {{{{{\log }_{10}}t} \over {1 + t}}dt,\,\alpha > 0} $$, তবে $$f({e^3}) + f({e^{ - 3}})$$ এর মান ঃ
$$9$$
$${9 \over 2}$$
$${9 \over {{{\log }_e}(10)}}$$
$${9 \over {2{{\log }_e}(10)}}$$

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