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1-calculate-0-1-ln-1-x-x-2-x-3-dx-2-then-find-the-value-of-0-1-ln-1-x-5-dx-3-find-the-value-of-n-1-1-n-5n-1-




Question Number 41854 by math khazana by abdo last updated on 14/Aug/18
1)calculate  ∫_0 ^1 ln(1+x+x^2  +x^3 )dx  2)then find the value of ∫_0 ^1  ln( 1−x^5 ) dx  3) find the value of Σ_(n=1) ^∞    (1/(n(5n+1))) .
1)calculate01ln(1+x+x2+x3)dx2)thenfindthevalueof01ln(1x5)dx3)findthevalueofn=11n(5n+1).

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