s55 



1 4- p', 1 -j- p, 1 — p resolvendOj hoc enira modo pet 



régulas notissimas piodit : 



/^, =. i log. (1^) - Arc. tang. u , et 

 /£^ = ilo8-(fïi)- Arctang.p. 



Proinde intégrale quaesitum erit : 



r = \ log- (r^D - Arc. tang. u - log. (^) + 2 Arc. tang. />, 



vel tandem : 



d X 



(1 -J-X) f (2X*— I) ~~ ^ ^' ^ ' ->^"''- Arc. 'ans. î (a ;c^-.>J 



— Arc.tang.'/sin. 2 Arc. tang.]/ (2x^—1 ) 



-h 2 Arc. tang. y/ {ax' — i) 



-f- Const. 

 quam expressionera in alias adhiic ibymas transfundere 

 posseraus. 



•cceo^oooooo*-*" 



