( *354 ) 
five ps=— . Secundo 3 q — (3 p\)— - = 3, five q = ii. 
‘ 3 3 ^ o 9 
Tertio 2 r ( 4 * P ) — ^ = 4 , fiver = % 
*1 2 7 
212 2 5 80 212 
| cr j_qJ= , Et propterea x = — {-•/—+■/ — 
^ 27 3 27 27 
3 g~— 
4- V — 
7 v 
biles. 
212 
V — . Reliquse duse Radices funt impoffi- 
2. In iEquatione x = 12 x — 41 x + 42, erit primo 
| p = 12, five p = 4. Secundo 3 q — ( 3 p l ) 48 = 
7 
— 41, five q = — . Tertio 2 r 4 (p l — 3 q x p) 36 = 42, 
3 
five r = 35 Et inde r — q = 
100 
* 7 ’ 
At Binomii furdi 
3 + V 
100 
■37 
r 4* ■/ r 1 — q?) Radix Cubica, per Me- 
thodos ex Arithmetics petendas extra&a, eft •*» 1 4 
V A (=m+Vn,) & proinde Radix x = (p 4- am 
3 
•= 4—2 —) 2,vel etiam x = (p — m 4 3 n =4 4 * + 
(V 4 J 2 — J 7 vel 3. Vel rurfus, ejufdem Binomii 
3 4 V — Radix alia Cubica ftres enim agnofcitj 
*7 
eft -| + V — f = m 4- V n, ) & proinde Radix 
x = fp 4 e m = 4 4 3 —) 7, & etiam x = ( p — m 4 
^ — 3 n “ 4 — 4 (V-—) — as 3 vel 2.- Vel denuo. 
IOO 
ejufdem Binomii 3 4 V — Radix Cubica tertia eft 
2 7 
"~-~-“rrr V • — > ( = m 4 V n, ) Sc proinde Radix 
