Full text: Q (5. Band)

Quadratur (analytische). 
218 Quadratur (analytische). 
( 1 
96 
36 2 *n 
, 1 
36 
V 2 nx % 
4a 2 
2a 3 / 
X 2 
2a 4 
f dx / 1 76 1756 2 * 356V\ J_ 356» 
•V * 4 X 3 \ 3ff* 3 3a 2 x 24a 3 8a 4 / X» 8a 1 
r dx / 1 6 96 2 36 3 * 2 \ 1 36 2 x- 
J * 5 X 3 ~ \ 4ax* + ff 2 * 2 + 2a 3 + « 4 ) X 2 + a 5 g X - 
17)/- 
</* 
Sei a-f6« 2 
=x L 
dx 
a+bx 2 
f/. 
a: («+ 6* 2 ) 4 
/ dx _ /11 56** 6 2 * 4 \ 1 j_ r 
a;X* ~ \12a + 4Ä 2 " + 2W X 3 + 2a 4 g X 
r dx _ / 1 776* 356 2 * 3 356 3 * 5 \ 1 356 
J x J X 4 ~ \ ff* 16ff» ~6ff 3 16ff 4 / x 3 i6ff* 
/ dx _i 1 116 56 2 * 2 26 3 * 4 \ 1 26 * 2 
* 3 X 4 " \ 2a* 2 3ff- a~ a l /X 3 ff 5 S X 
r dx _ / 1 36 2316 2 * 356 3 * 3 1056 4 * s \ 1 1056 2 rr 
J * 4 X 4 ~ \ 3a* 3 « 2 * + 16ff 3 + 2« 4 + 16ff 5 / X 3 + Iba 5 
/ dx _ / 1 56 556 2 256 3 * 2 56 4 * 4 \ 1 
* 5 X 4 \ 4a* 4 + 4a 2 * 2 + 6a 3 + 2a 4 + ff 5 / Y 3 
56 2 , * 2 
+ ^r lg x 
Alle diese Formeln 1 —17 ergeben sich leicht aus den Reductionsformeln 
Ic., IIc., IIIc., Id., Ild., Illd. des Abschnittes 25. 
18) f 
dx 
(a + 6* + c* 2 ) r 
a) Ist k positiv, so hat man: 
Sei ff-f-6*+c* 2 =X UI1 (i 4ac—b* = k, 
/ d*_ 
X~ 
U. 
b) ist k negativ, so ist; 
~U 
_ 2cx + b 2c 
~ kX h T 
2 2 cx -f 6 
v= n a,ct8 Tr’ 
TT 2 2cx+b—V—k 
il = - / _rr lg . 
Y-k 2/cX 
(¿T a + Ä) (2c*+6)+^i/ 
(1,6e , 10c 2 ^ /n , lN , 20c 3 rT 
\3№ + 3Flr + PX/ {2cx+b) + -^-U 
(1,7c , 35c 2 , 35c 3 \ /0 , lNi 70c 4 rr 
\4A-x 4 + ePx* + 6Fxi + ¥x) {2cx+b) + ~k^ u 
( 1 , 9c 21c 2 , 21c 3 126c 4 \ , ,, , 252c 5 
\5*X 5 + 10/t'X 4 + 5Ar 3 X 3 + h* X 2 + k s x) ( ' 2cX+b)+ A: 5 U ’
	        
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