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evaluate-0-pi-dx-a-bcosx-a-gt-0-and-deduce-that-0-pi-dx-a-bcos-x-2-pia-a-2-b-2-3-2-a-2-gt-b-2-and-0-pi-cos-x-dx-a-bcos-x-2-




Question Number 188511 by universe last updated on 02/Mar/23
   evaluate  ∫_0 ^π (dx/(a+bcosx ))      ,   a > 0     and deduce that     ∫_0 ^π (dx/((a+bcos x)^2 ))  =   ((πa)/((a^2 −b^2 )^(3/2) ))  ;  a^2 >b^2   and  ∫_0 ^π ((cos x dx)/((a+bcos x)^2 ))  = ((−πb)/((a^2 −b^2 )^(3/2) ))  ;  a^2 >b^2
evaluate0πdxa+bcosx,a>0anddeducethat0πdx(a+bcosx)2=πa(a2b2)3/2;a2>b2and0πcosxdx(a+bcosx)2=πb(a2b2)3/2;a2>b2

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