C i)6i ) 
£ 
k inde b ~ (e — 4 a 2 — c =) — — 4 ~ ~~ 2 a 5 . Ter- 
» ' £ * 
tio — be = g, five — 4 ■ - —sea 2 ' 4 4 a 4 = _ g, 
hoc eft, a* = ea* — i ga 2 _ i ea 2 + - , q UJB 
iEquatio quafi Cubica eft, ex Radice a 2 Sc notis vel af- 
fumptis e, f, g conflata. Ea verb Radix per Theorem* 
fuperius exhiberi poteft, & eodem Galculo innotefeent 
ipfse b Sc c. At iEquadohum z 2 4 aaz — - b . = o Sc 
z 2 aaz — c = o Radices funt z~ — a 4 v r a 2 + b 
8 l z = a + v" a 2 4- c, five z — — a 4 V | e — a 2 — , 
&z = a + Vse—a 1 + *-L, qua? proinde eruat Radices 
^Equationis z 4 — ez 1 4 fz + g j cognita videlicet a vel a 2 
ex Jtquatione a‘ = £ ea* — | ga 2 —43 ea 2 4 Jam ut 
iEquatio ifta evadat uniyerfalis, Sc omnibus fuis ter minis 
inftrufta, fac.z — x — p, eritque x* — . 4 px 5 4 6 p 2 x 2 
— 4 ps X 4 P* = ex 2 ~~ apex 4 P e 4- tx . fp 4 g, 
item 8 c x = p — a 4 V s e - a 2 •— Sc x = p 4 a 4 
✓ *e — a s 4 ”• Tandem concinnitatis Sc compendia 
gratiA, fac c = aft 4 ap 2 Sc f = 8 r 5 turn x 4 — 4 px’ 
4 - 4 p 2 x 2 = aqx 2 — 4 pqx 4 ap*q 4 p 4 4 8 rx — 8 pr 4g, 
x = p — a 4 '/ p 2 4 q— - a 2 — • — j s = p 4 a 4‘ 
V p 2 4 q — a 2 4-^, 8 c a« = p 2 4 q * a 4 •— % g 4 |p 4 
4 i p 2 q 4 5 q 2 * a- 4 r 2 . Denique fac g = 43 — q 1 
4 8 pr — ~ p 4 . — . 2 p ! 4 & fiuot iEquationes precedences 
== 4 px T 4 aqx 1 4 8 rx 4 4 s Sc a 4 = p 2 a 4 — . apra 1 4 r 2 . 
-4P 2 — 4?q — q 1 , +q — • 
Scilicet omnia evadunt ut lupra funt pofita. 
14 P 
S’ j. Ha&e 
