l52 



His vero valoribus substitiuis in aeqiiatione pro x postre- 

 mo inventa, nanciscimur tianc : 



' L _, ( h —.f)^q -4- (f — c) 3 p H- [( u — «?) 3 ft — Çf -p-)dq) Vkk-^i 



Corollarium 4. 

 Sit angulus BAC rectus, erit A,z:ri, hincqiie : 



7 , (u— /)3?-h(f — c)3 p 



^ — '^-\- a$ 



existente : 



du df . d^ 3<p 



Qiiamobrem etiam erit : 



8xV 



x — h + CiLz:Z)l^-i'j=LO 9ji 



<m0 .mt>V>QO*Ç^00tO0M 



