适用标准文档
常用积分公式
(一)含有 ax 1.
dx = ln ax b ax b a
a(
1
1
b 的积分 ( a
0 )
C
2. ( ax b) dx =
1)
(ax b) 1
C (
1 )
3.
dx = x
ax b a
2
1
2 (ax b b ln ax b ) C
4.
(ax x dx =
ax b a3 2
dx
11b) 2 2b(ax b)
b2 ln ax b
C
5.
= 1 ln ax
b C x
x( ax
b) b
6.
dx = 1 x (ax b) bx
2
a2 ln ax b b
x
C
7.
x dx = (ln ax b
a2 ( ax b) 2
2
1b ax
b
) C
8.
x 2 dx = 3 (ax b 2b ln ax b
(ax b) a
dx
1
b2 ) C
ax b
9.
x(ax b)2
=
1 1 ax
x
b
b( ax b) b2 ln
C
(二)含有 10.
ax b 的积分 bdx =
ax
2
(ax b)3
C
3a
11. x ax
bdx = 2 2 (3ax 2b)
15a
(ax b) 3 C
12. x
2
22
(15a x 12 abx 8b2 ) (ax b)3 C 3ax bdx =
105a
2
13.
x dx = (ax 2b) ax b C
3a2 ax b
2
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2 2
2
14.
x2 ax
=
2
b dx
15a 3 (3a x 4abx 8b ) ax b C
1
=
ln
ax b ax b
b b
C (b
0)
15.
dx x ax b
b
2 arctan ax b C (b b b
=
0)
16.
dx
ax
b
a dx
x 2 ax b
bx
2b x ax
b
dx
x ax b
b
17.
ax x ax x2
b
dx = 2 ax b
18.
b
dx =
ax b a x 2 x
C
dx ax b
(三)含有 x2 19.
a2 的积分
dx
2
x
2
1 x 2 = arctan a a a dx
x 2n 3 dx
20. 21.
( x
a ) 2( n 1)a2 ( x2
2n=a2 )n 1
2( n 1)a 2 ( x2
a 2 )n 1
dx = 1 ln x a C x 2 a 2 2a x a
(四)含有 ax2 b(a
0) 的积分
22.
dx
=
1 arctan a x C
ab b
( b
0)
ax2 b
1
ln
2 ab ax ax
b b
C (b
0)
23.
2
dx = ln ax b x C
ax2 b 2a
1
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24.
x2
2
dx = x b
dx
2
ax
b
a a ax b
25.1
dx = ln x2 C
x(ax 2 b) 2b ax2 b
26.
dx
1 a
dx
x2 (ax=
2 b)
bx
b
ax2b
dxa
= ax 2 b 1 27. x3(ax2 b) 2b2 ln x2 2bx2
C
28.
dx
x
1 dx
=
(ax 2 b) 2
2b( ax2 b) 2b ax2
b
(五)含有 ax2
bx c ( a
0) 的积分
2
arctan 2ax b
C
29.2
dx = 4ac b
4ac b2
ax
2 bx
c
1
2ax
b
b2 4ac
ln
C
b2
4ac 2ax b b2 4ac
30.
x
dx = 1
ln ax2
bx c
b dx
ax 2
bx c
2a
2a ax 2 bx c
(六)含有
x2 a2 (a
0) 的积分
31.=x
dx arsh
C1 = ln( x
x2 a2 ) C
x2
a2
a
32.
dx
=
x
a2 ) 3
(x 2
a2
x
2
a
2
C
33.
x dx = x2
a2 C
x2
a2
34.
x
1
dx =
C
(x2 a2 ) 3
x2
a2
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2
4ac )
2
4ac )
(b(b
高等数学积分公式大全
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35.
x2
x2
2a x dx = x 2 a 2 ln( x
a2 2 2
x 2
a 2 ) C
36.
x2
( x2
a 2 )3 dx=
x x 2 a2
ln( x
x2 a2 ) C
37.
= ln
dx x x2 a2 a
122
x a a C
x
38.
dx
=
x 2 x2 a2
39.
x
x2 a2 C 2 a x
ln( x
2
2
x
2
a
2
dx =
2
2
x
a
2
a2 2
x
a)C
40.
( x
2
2
a ) dx = (2 x2 5a2 ) x2 a2
8 a dx =
23x
41. x x
2
1
3 a4 ln( xx2
8
a2 ) C
(x2
a2 ) 3 C
3
42. x x
22
a dx = (2 x 2 a2 ) x2 a2
8 a dx = x2 a 2 a ln
22
x
a4 ln( x
8 a
x2 a2 ) C
43.
x
2
x2
a2 x
C
x
44.
x2 a2 dx = x2 x2 a2 ln( x x
x 2 a2 ) C
(七)含有
x2
a2 (a 0) 的积分
45.
dx = arch C1 = ln x
x2 a2 x a
xx
x2 a2
C
46.
dx
=
x
a2 x2 a2
C
( x2 a2 ) 3
x x2 a2
dx =
47.
x2 a 2
C
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48.
x
dx =
1
C
(x2 a2 )3
x2 a2
49.
x2 dx = x2 a2 x2 a2 2
x2
x
a2 ln x 2
x2 a2
C
50.
dx =
x
ln x
x 2 a
2
C
(x2 a2 )3
x2 a2
51.
dx = arccos C
x x2 a 2 a x
1a
52.
dx
=
x 2
53.x
x2 a2
x2 a2 C 2 a x
2
a dx =
2
x
2
54.( x
2
55. x x2
2
a ) dx = (2 x 5a ) x
8 122a dx = (x a2 )3 C
2
2
2
23xx2 a2 a2 ln x 2
2
x2 a2
2
C
a a4 ln x
8
3
x2
a2
2
C
3 x 8
2
2 (2 x
2
2
56. x
x
2
a dx =
a ) x
a
2
a4
ln x
x
2
a
C
8 C
57.
x2
a
2
dx = x
a
2
a arccos
a
x x2
x
58.
2a dx =
x2
x2 a2
x
ln x
x2 a2
C
(八)含有 59.
a2
x2 (a
0) 的积分
= arcsin C dx
a2 x2 a
x
60.
dx
=
x
C
(a 2 x2 ) 3 a2 a2 x2
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61.
x a2 x2
dx =
a2 x2 C
62.
x
(a2 x
2
x2 )3
dx =
1
a2 x2
2
C
63.
dx = x a
x
2
a2 x2
2
a arcsin C 2 a arcsin
2
x
64.
x
2
dx =
x2 )3
= ln
x a 2 x2
x
C
(a2
a C
65.
dx x a2
x2
1a
a
=
a 2 x2
x x2
66.
dx
x
2
a2
2a 2
x
2
2
a x
C
67.
a 2 x dx =
x
a2
2
2368.
(a2
x ) dx = (5a8
x
x2 a2 arcsin C
2 a
2
x
2x2 ) a2
x2
3
a arcsin
4
x
C
8 a
69. x a 2
x2 dx = 1 (a2
3 x dx = (2 x
x2 )3 C
70.
x2 a2
2x2
8
a2 ) a2 x 2 a4 arcsin C
8 a a ln
x71.
a2
x dx = a2 x
2
2a
x
a2 x2
x x a
C
C
72.
a2 x2
2
dx =
a 2
x2
arcsin
x
x
(九)含有 73.
ax2
bx c (a
=
0) 的积分
dx
ax2 bx
1
ln 2ax
b 2 a ax 2
bx c
C
c a
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74.
ax
2
bx
cdx =
2ax
b ax2
bx c
2
4a
4a c 8 a
3
b
2
l n 2a x b 2 a a x
b x c C
75.
ax2
dx = ax2 bx c x
bx c a
1
b
l n 2a x
2 b 2 a a x
b x c
C
2 a3
76.
c
dx = bx ax 2
21
arcsin
a
2ax b C b2 4ac
77.
c bx ax dx =
2axb c bx ax2 b2 4ac arcsin 2ax b C
b2 4ac 4a 8 a3
78.
c
dx = x
bx ax 2
1 c bx ax2 a
b arcsin 2ax b C
2
2 a3 4ac b
(十)含有
x a 或 ( x a)( b x) 的积分
x b
79.
dx = (x b) x a x
x b x b dx = (x b) x a x
b x b x
aa
(b a)ln(
x a
x b )
C
80.
(b
a)arcsin x a
b x
C
C
81.
dx (x
a)( b x)
= 2arcsin
x a
( a b)
b x
82.
( x a)(b
x)dx =
2 x
a b ( x a)( b x) (b a)2 arcsin x a C
4 b x 4
(a
b)
(十一)含有三角函数的积分
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83. sin xdx = cos x C 84. cos xdx = sin x 85. tan xdx =
C
ln cosx C
C
86. cot xdx = ln sinx
87. sec xdx = ln tan(
x
4 2
) C = ln secx tan x C
88. csc xdx = ln tan
x
C = ln cscx cot x C
2
89. sec2 xdx = tan x 90. csc2 xdx =
C
cotx C
C
91. secx tan xdx = secx 92. csc x cot xdx =
cscx C
C
93. sin xdx =
2
x
94. cos xdx =
2x2
1 sin 2x
4
1
sin 2x
C
2
95. sin xdx =
n
14
sinn 1
xcos x n
1
sinn
2 xdx
96. 97. 98.
cos xdx = cosn 1 x sin x n 1
n n
dx cos x n 2 1
nn1n n
cosn 2 xdx
sin x n 1 sin 1 x n 1 sin 2 x dx = 1 sin x n 2 dx
=
dx
n
n
cosn x
n 1 cosn 1 x n 1 cosn 2 x
mnm 1n 1cos xsin xdx = cos xsin x m 1 99.
m n m
1 cosm 2 x sinn xdx
n
n 1 cosm x sinn 2 xdx m n
=
1 m n
cosm 1 x sinn 1 x
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100. sin ax cosbxdx =
1
cos(a b)x
1
cos(a b) x C
2( a b)
2( a b)
101. sin ax sin bxdx =
1
sin( a b) x
1
sin(a b)x C
2( a b)
1
2(a b)
102. cosax cosbxdx =
sin( a b)x
1
sin( a b) x
C
2( a b)
2(a b)
a tan
x
b
103.
a
2 arctan 2 dx =
bsin x a2 b2 a2 b2
dx
C
( a2 b2 )
1 b2
a tan
xx
2
b
b2 a2
2 2
104.
a bsin x
=
a 2ln
a tan
b
b2
a
2
C
( a
b )
2
2 b )
105.
dx
=
2
a b
arctan(
a b a b
tan
x 2
)
C
2 ( a
a bcos x
a b a
b
106.
dx
=
1
a
b ln a
tan
x
a bcos x
a b b
tan
x
2
a b
b a
C
b
2
(a 2
)
107.
= arctan( tan x) C dx
a2 cos2 x b2 sin2 x ab a = ln b tan x a dx
a2 cos2 x b2 sin2 x 2ab b tan x a
11
b
2
a b b a
C
108.
C
109.
xsin axdx =
2
2 sin ax
1
2
1 a
x cosax
2 a
2
C
a
110.
x sin axdx =
1 a
xcosax
x sin ax
111. x cosaxdx = 2 cosax
11
a
3 cosax
2
a
112.
x cosaxdx = x2 sin ax 2 x cosax 2 sin ax C
2
a3 a a
2
1
a
x sin ax C
(十二)含有反三角函数的积分(此中
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高等数学积分公式大全
113.
arcsin dx = x arcsin a
xarcsin dx
x
x适用标准文档
a2
x2
C x 4
a
114.
x
= (
x2 a2
)arcsin
x
a2
x
2
C
a
2
2 4 a
115.
x arcsin dx = xx3
arcsin
x
116. arccos dx = xarccos
x
a
3
x
a
1 (x2 2a2 ) a2 9 a2
x2 C
x2 C
a
117.
xarccos dx = ( a
2
x
a
x2a2 )arccos
2 4 a
x
x a2 x2 C
4 2a 2 ) a2
118.
x arccos dx = xx3arccos
x
1 ( x2 9
x2
C
119. arctan dx = x arctan
x
a
3
x
a
2
2
a
ln( a2 x2 ) C
a
120.
x arctan dx = (a
a 2
x
1
a
2
x )arctan
x
121.
x arctan dx = a
x
2xa x C a 2
x3
arctan
x
a x2 6
3 a
a3 ln( a2 x2 ) C 6
(十三)含有指数函数的积分 122. a dx =
1
ax C
123. e dx = eax
ax1ln a a
C
124.
xedx = 2 (ax 1)eax C
a x edx = xnaxax1125.
1
xneax n
xn 1eaxdx
a
xa dx =
nxa
126.
x
ax
ln a
x a dx = ax
127.
xna x n xn 1a xdx ln a ln a
2 11 2 ax C
(ln a)
128. e sin bxdx =
1
2 eax ( a sin bx
b cosbx ) C
a b
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129.
eax cosbxdx = 2 1
a b
2 eax (bsin bx a cosbx)
C
130. eax sin n bxdx =
2
a
1 2 2 eax sin n 1 bx(a sin bx nb cosbx ) b n
n( n
1)b2
ax
n 2
a2
b2n2 e sin bxdx
131. eax cosn bxdx =
1
2
a b2n2 cos bx(a cosbx nbsin bx)
2 n( n 1)b ax n 2 a2 b2n2 e cos bxdx
e
ax
n 1
(十四)含有对数函数的积分 132. ln xdx = x ln x 133.
x
C
dx
= ln ln x C
xln x
134.
xn ln xdx = 1 xn 1(ln x n 1
1 ) C n 1
n 1
135. (ln x)n dx= x(ln x)n 136.
n (ln x) dx
xm (ln x)n dx = 1 xm 1(ln x)n
m 1
n
xm (ln x)n 1dx
(十五)含有双曲函数的积分 137. shxdx = chx 138. chxdx = shx 139.
m 1
C C
thxdx = lnch x C
140. sh2 xdx = 141. ch 2 xdx =
x
x 1 sh2x C 2 4
2
cos nxdx =
1 sh2x 4
C
(十六)定积分 142. 143.
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sin nxdx = 0
cos mx sin nxdx = 0
高等数学积分公式大全
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144. cos mx cos nxdx =
0, m n
, m n 0, m n
145.
0
sin mx sin nxdx =
, m n
0
0, m
n
146. sin mxsin nxdx =
cosmx cos nxdx =
, m n 2
147. I n =
2 sinn xdx =
2
0
cosn xdx
0
n 1
I n = I n 2
n
n 1 n 3
I n
n n 2
n 1 n 3
I n
n n 2
4 2 5 3 3 1 4 2 2
( n 为大于 1 的正奇数), I1 =1
( n 为正偶数), I 0 =
2
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