( n 6 % ) 
que erunt /Equationis date Radices omnes reales he nem- 
pe ad dextram erunt Radices affirmative, ills verb ad 
finiftram Radices negative. Demonftratio eft mani- 
fefta ex precedentibus, habita tantum ratione Parabole 
per pun&a B, C, c, «, k tfanfeuntis. Nam pofito F foco 
Parobole, (cujus diftantia a Vertice aft 4 ON, ) notum eft 
quod linee omnes utFB + BQ, FC + CD, See, eandem 
ubique conficiant furnmam- 
Atque ex principiis hie pofitis proclive erit Inftrumen- 
tum haud inconcinnum 8t quantumvis accuratum fabricari, 
cujus beneficio hujufmodi iEquationum quarumeunque 
Radices nullo fere negotio inveniri poffint, Sc pre ocu« 
lis exhiberi. Hoc autem quiliber, ft id Cure fir, variis 
modis pro ingenio fuo -efficere poteft, Sc de his jam 
- fatis. 
AEquationum quar undam Poteftatis tertia , quinta, 
Jeptima , nona, O' fuperiorum, ad infinitum ujque 
pefgendo, in terminis finitis, ad injlar §{egularum 
pro Cubids qua yocantur Cardani, e/olutio Ana - 
■ ijtica* 
<Per Ab. De Mome, R, S. S. 
S it n Numerus quicunque, y quantitas incognita, five 
iEquationis Radix quefita, fitque a quantitas quevis 
omnirto cugnita, five ut vocant Homogeneum Compara- 
tionis : Atque horum inter fe relatio exprimatur per M- 
quationem 
, nn — i , 'j nn — i nn > — . o . nn • — r 
ny + — nv3 4 * — 
2 x g 
i . /. nn 
- ny3 + - 
2*3 
4*5 
9 , nn 
-ny 5 + — 
2*3 
tin — 9 nn — 25 
4 * 5 
6 # 7 
nj\ &c. *a 
Ex 
