460 III. Rachunek całkowy
460 III. Rachunek całkowy
224.
dx 1 a
-—— = — arccos —
X\/X a x
225.
dx
m
■\/x
226.
I
dx
1 a
__ o ? 2 * JH arccos—.
x3r/x 2 a3x2 2 a3 x
227.
X3dx = ±[X}/X^-^ !/Z+~arcosh^| +C =
3 a2x /— 3 a*. i
— j/x + —ln|*+
+ Ci.
228.
x\/X3dx = 4-ł/X5.
229.
|*+ 1
6 24 16
/X> , a2j/x*
231. j |
mm. |
* |
1 x |
3 | |
232. 1 |
r Ir |
s II 1 |3 |
J |
X2 |
^ J^i cl 1 II |
233. j |
iłS |
£, * |
1 ‘ X3 |
d 2x2 | |
SPk] |
| <ix |
X |
a2-/X ' | ||
s xdx |
1 | |
WĘ |
3 /— 3
*V'A .
7 ' 5
/— a
a2]/X 4-«sarccos—.
4- - y aHn |*+ }/X \ + fe.
2
---— a arccos —.
2 x
236. |
r WM x i , x , --T=r+arcosh—hC = i ]/x3 ]/x a |
X ]/X |
+ln |uc+ ]/X | +Cx | |
237. |
Hi ll ^1 fili m | |||
238. |
(- dx 1 |
1 arp rv\c |
a | |
1 x\/X3 a2]/X |
«, (UV/Lvd a3 |
X * | ||
239. |
r dx i / \/x |
+ * ] | ||
’ x2]/x3 a4 [ x |
>/x / | |||
240. |
ę dx 1 |
3 |
3 Jl' |
a rr |
1 X3]/X3 2a2x2]/x |
2a4]/x |
2a5 |
X | |
Całki z a w i e r a j ą c e y ax2-\-bx+c, |
gdzie aź0 |
Oznaczenia: X — ax2-ybx+c, A = 4ac—b2, k — —j-.
241‘ IWtj = W1^2 +2ax+b\ + c> a>0>
a > 0, ^ > 0,
2l =0,
1 . 2 ax+b
= —arsinh———(-Cij \/a \/A
= -~z- ln \2axĄ-b\3 a >0,
Va
1 . 2ax-\-b
=--p=rarcsm— a< 0, ^<0.
y—a y—A
dx _ 2(2 ax+b)
J x2/x 3A}/x \-^ /
... f dx 2(2ax+b) 2k(n— 1) f dx
1 4' J X(2n+1V2 ~ (2n-1) AX(2n~1»2 +1 2n—1 J X(2n~1)'2 ‘