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0-x-e-x-e-x-3-dx-




Question Number 160223 by mnjuly1970 last updated on 26/Nov/21
       Ω:=∫_0 ^( ∞) (( x)/(( e^( x)  +e^( −x) )^( 3) )) dx =?
$$ \\ $$$$\:\:\:\:\:\Omega:=\int_{\mathrm{0}} ^{\:\infty} \frac{\:{x}}{\left(\:{e}^{\:{x}} \:+{e}^{\:−{x}} \right)^{\:\mathrm{3}} }\:{dx}\:=? \\ $$

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