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0-pi-2-x-tan-x-dx-




Question Number 1066 by 123456 last updated on 27/May/15
∫_0 ^(π/2) (x/(tan x))dx
$$\underset{\mathrm{0}} {\overset{\pi/\mathrm{2}} {\int}}\frac{{x}}{\mathrm{tan}\:{x}}{dx} \\ $$
Answered by malwaan last updated on 01/Jun/15
(π/2)log(2)
$$\frac{\pi}{\mathrm{2}}{log}\left(\mathrm{2}\right) \\ $$

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