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高数公式大全
1基本积分表:
tgxdxl
cosxC
ctgxdxl
si
xC
secxdxl
secxtgxC
cscxdxl
cscxctgxC
dx
a2x2

1a
arctg
xa
C
dx
x2a2

12a
l

xaxa
C
dx1l
axC
a2x22aax
dx
x
arcsi
C
a2x2
a

dxcos2
x

sec2
xdx

tgx

C

dxsi
2
x


csc2
xdx

ctgx

C
secxtgxdxsecxC
cscxctgxdxcscxCaxdxaxC
l
a
shxdxchxC
chxdxshxCdxl
x
x2a2
x2a2C


I


20
si

xdx
2
0
cos

xdx


1
I
2
x2a2dxxx2a2a2l
xx2a2C
2
2
x2a2dxxx2a2a2l
xx2a2C
2
2
a2x2dxxa2x2a2arcsi
xC
2
2
a
三角函数的有理式积分:
s
i

x

1
2uu
2
, cos
x

11
uu
22
, u

tg
x2
, dx

2du1u2
一些初等函数:
两个重要极限:
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双曲正弦shxexex2
双曲余弦chxexex2
双曲正切
thx

shxchx

exex

exex
arshxl
xx21)
archxl
xx21
arthx1l
1x21x
limsi
x1x0x
lim11xe2718281828459045
x
x
三角函数公式:诱导公式:
函数si
costgctg
角A
α
si
αcosαtgαctgα
90°αcosαsi
αctgαtgα
90°αcosαsi
αctgαtgα
180°αsi
αcosαtgαctgα
180°αsi
αcosαtgαctgα
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270°αcosαsi
αctgαtgα270°αcosαsi
αctgαtgα360°αsi
αcosαtgαctgα360°αsi
αcosαtgαctgα
si
si
coscossi
coscoscossi
si
tgtgtg
1tgtgctgctgctg1
ctgctg
si
si
2si
cos
2
2
si

si



2cos


si



2
2
coscos2coscos
2
2
coscos2si
si

2
2
和差角公式:
和差化积公式:
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倍角公式:
si
22si
cos
cos22cos2r
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