dx
134- J a+isinjc
f
135. /„ = -
J (a + b si
gdy a > b,
ln
atg^ + b-<Jb2-a2
4far_
atg—+b+<Jb2-a7
b cosx
(tf + &sin;t)" (n-\)(a2-b2) (a + fcsinx)
rarctg
gdy a <b.
—+ a(2n-3)/,_, —(n—2)/ll_a
f dx J a+bcosx
■ln
la-b x
<Jb-a tg— + <Ja + b 2
Jb-a tg—Ja + b 2
gdy |a| > \b\,
gdy \a\ < \b\.
137.
r dx -1 |
Z?sinx /. >. , N n(On Ą\T iln 0\T |
(a + fceos*)" (/t-l)(tf2-&2) |
/ , vn-l f3\~rt ^ii-l 1 l71 n-2 (0 + 0COS*) |
1 < n € N, a2 ±b2
f sin dx J asinx+fccosx
j
cos xdx
flsinjt+ 6 cos* csinjt + dcos*
= ~~jr [ax~b ln|g sin *+cos x| j = J— = ”2~^T +a ln|tf sin x+b cos xj] = J—
dx
+b ctg x dx
tg x+b
140
& = ■
asinx+£cosx a2 +b2
[(ac+bd)x+(ad - be) ln|asin x + bcos jc|].
r csin*+dcos* . 1 ac+bd . A 1, n
141. J—-T-^ = TTU ;-ln|tg-(*+<p)-—
ad-be
- y WO u/ — <- .
a2+b2
asin* + £cosx
* / asi
dx
asin*+6cosx
f
— = I-/ . -- i dalej wzór 134,
+ c ^ c+Ja2 +b2 sin(*+ę>)
b a
gdzie sinęj = —p===, cos(p =
89
142