154
156
158
dx dx -jdx dx
/—7==dx
s/T^lc2
. f~ 1
• / ~r=z=dx J Vx2 + 9
/■ 2x + 6
167. / —5_. fi.?;
./ v/9T^
159
161
165
-dx
da;
Vx2 — 3
162. [ 1 dx
i Vx2 + 2x — 1
x — 2
164
/
V^16 — ar2 166. j y/l — x2dx
168.
dx
x2 — Qx - 7dx
Odpowiedzi
1. la;6 - |a;3 +x + C 3. ^a;^ + C
5. 2 ln |ar| + 1 | coskx + arctga; + C
6. 4x 4- 4ei’ + |e2,r + C 8. x + cos a: + C
10. — jpr — | arcsin x + | arctga; + C
12. sin x — cos x + C
16. i(2ar- l)4 + C
18. x — 2 ln |a; + 1| + C
20. — 3cosy> — ctg</3 + C
22. — 1.t cos 2x + 1 sin 2x + C
23. — r^x cos(2a; -i- 3) 4~ ^ sin(2a; -I- 3) 4- C
2. jfa;7 - 2xi +2x± + C
4.--i__i_ c
7. |e2,; 4- 2a; - ie-'2j: + C 9. tgx + C
H- |a;6 - \xA + fa;2 - ln |a;| + C
13. tgx - ctga; 4- C
15. lar +3x + C
17. —l(2x — l)-2 + C
19. x + 3arctga; 4- C
21. x sin x 4- cos x + C
24. -|(3x + l )e"3j-+C |
25. (2x + l)e-JT + C |
26. j^(*ln3-l)+C |
27. 2e?(x-2) + C |
28. —e~j:(x2 + 2x + 2) + C |
29. ^x10 (lnx -jó)+C |
30. — 32^r(81n2 a: 4- 4Ina; 4- 1) + C |
31. (x2 - 2) sin x + 2x cos x 4 C |
32. x(ln3x — 1) + C |
33. (x - 1) ln(x - 1) - x 4 C |
34. ix3 (lnx — + C |
35. §x*(lnx-f)+C |
36. |x2(lnx — |) + C |
37. |xł(lnx - |) + C |
38. |x7 (lnx — |) 4- C |
39. x(ln2 x — 2 ln x 4 2) + C |
40. tgx ln cos x 4- tgx — x + C |
41. xtgx + ln | cos x\+C |
42. — (3x + 5)ct,gx + 31n | sinx| + C |
43. ^a:2 — |x sin 2x — | cos2x + C |
44. 2 CV. - xtgx ln | cos x| + C |
45. ifix(sin x — cosx) 4- C |
46. |e-j;(sinx — cosx) 4- C 48. |x[sin(lnx) — cos(lnx)] + C |
47. ^e2x(2cos3x + 3sin3x) + C |
49. x arccos x - \/\ - x2 + C; u = arccosx, j/ = 1 | |
50. xarctg^ — ln(x2 + 4) 4- C |
51. xarcctg3x 4 | ln(9x2 + 1) 4- C |
52. 2\/l + x arcsinx 4- 4\/l — x + C; |
u = arcsinx, v' = |
53. —i (2 — 3x2)? + C |
54. -y/1- x2 4- C |
55. |(x3 +9)t +C |
56. -ie1-"’ 4- C |
57. i sinx2 4- C |
58. 2e^ 4- C |
59. |e~i +C |
60. 1 v. + C 2(arccosx)~ |
61. 2x — |xv^ 4- C; = t |
62. i(l + 4sinx)^ + C |
63. — j ln |1 + 3cosx| 4 C |
64. sin x — | sin3 x + C |
65. j ln4 x + C |
66. -y/a^ln y/x — 1) + C |
67. ln |1 + lnx| 4- C |
68. ln | Ina; + 1| + jn4- C |
69. —ecosx + C |
70. 2v^l + tgx + C |
71. -Vl + 2cosx + C |
72. sin(lnx) 4 C |
73. Ie“r<',R2j + C |
74. i(3 + 4e')t +C |
75. arclge* + C |
76. £(3e* - 4K/(e* + l)3 + C |