I N T E C R A B I L I T A T I S. 98 



cx quo prlmum membrum fiet 



cuius integrale quum lam fit inuentum , patct for- 

 mulac propofitae dv multiplicatorem efle 

 zj-px ly—px 



— 2 _f- n — t -f- 1 * 



Exemplum 5. 



30. Propofita formula difFerentiali : 

 p^—^dp-^-px^^-^dxzzdVy 



eius multiplicatorem alterum inuenire. Quum hinc 

 fit 



V — ^,p"* + l jt»»; erit 



p—{mv~^. x^^f ct dj-pdxz:dx{mV''~^.x''Y* 



ponatur hic iterum 



mvzzs^ et jt — J5f, erit 



m 4- 1 



quae diuifa per s " , praebet 



X m 



hinc integrando 



y f.m-\-n yds ^- «, 



J "* / m 



+/*-!* (l-.!lg.«n)™^ 



Tom.XVII.Nou.Comm. M ^bi 



