常 用 高 数 积 分 公 式(一)含有ax b +的积分(0a ≠) 1.d x ax b+⎰=1ln ax b C a++2.()d ax b x μ+⎰=11()(1)ax b C a μμ++++(1μ≠-)3.d x x ax b +⎰=21(ln )ax b b ax b C a+-++4.2d xx ax b+⎰=22311()2()ln 2ax b b ax b b ax b C a ⎡⎤+-++++⎢⎥⎣⎦ 5.d ()xx ax b +⎰=1ln ax b C bx +-+6.2d ()xx ax b +⎰=21lna axb C bxbx+-++7.2d ()x x ax b +⎰=21(ln )b ax b C aax b++++8.22d ()xx ax b +⎰=231(2ln )bax b b ax b C aax b+-+-++9.2d ()x x ax b +⎰=211ln()ax b C b ax b bx+-++的积分10.x ⎰C11.x ⎰=22(3215ax b C a-+12.x x ⎰=22232(15128105a x abx b C a-+13.x⎰=22(23ax b C a-+14.2x ⎰=22232(34815a x abx b C a-++15.⎰(0)(0)C b C b ⎧+>⎪<⎪⎩16.⎰2a bxb--⎰17.d x x ⎰=b ⎰18.2d x x⎰=2a x-+⎰(三)含有22x a ±的积分 19.22d x x a+⎰=1arctanx C aa+ 20.22d ()nx x a +⎰=2221222123d 2(1)()2(1)()n n xn xn a x a n axa ---+-+-+⎰21.22d x x a-⎰=1ln 2x a C ax a-++(四)含有2(0)ax b a +>的积分22.2d x ax b +⎰=(0)(0)Cb Cb ⎧+>⎪⎪⎨+<23.2d x x ax b+⎰=21ln 2ax b C a++24.22d xx ax b+⎰=2d x b xaa axb-+⎰25.2d ()xx ax b +⎰=221ln2xC bax b++26.22d ()xx ax b +⎰=21d a xbxbaxb--+⎰27.32d ()x x ax b +⎰=22221ln22ax b a C bxbx+-+28.22d ()x ax b +⎰=221d 2()2x xb ax b baxb+++⎰(五)含有2ax bx c ++(0)a >的积分29.2d x ax bx c ++⎰=22(4)(4)C b ac Cb ac +<⎨+>30.2d x x ax bx c++⎰=221d ln 22b xax bx c aa axbx c++-++⎰(0)a >的积分 31.⎰=1arsh x C a+=ln(x C ++32.⎰C +33.x ⎰C +34.x ⎰=C -+35.2x ⎰2ln(2ax C ++36.2x ⎰=ln(x C -+++37.⎰1lnaC ax+38.⎰2C a x-+39.x ⎰2ln(2ax C ++40.x ⎰=2243(25ln(88x x a a x C ++++41.x ⎰C +42.xx ⎰=422(2ln(88x ax a x C +-++43.x x⎰lnaa C x++44.x x⎰=ln(x C x-+++(0)a >的积分45.⎰1archx x C xa+=ln x C ++46.⎰C -+47.x ⎰C48.x ⎰=C -+49.2x ⎰2ln 2ax C +++50.2x ⎰=ln x C -+++51.⎰1arccosa C ax+52.⎰2C a x+53.x ⎰2ln 2ax C ++54.x ⎰=2243(25ln 88x x a a x C -++55.x ⎰C +56.xx ⎰=422(2ln 88x ax a x C -++57.x x⎰arccosa a C x+58.2d x x⎰=ln x C x-+++(0)a >的积分59.⎰=arcsinx C a +60.⎰C +61.x ⎰=C +62.x ⎰C +63.2x ⎰=2arcsin2ax C a-++64.2x ⎰arcsinx C a-+65.⎰1lna C ax-+66.⎰2C a x-+67.x ⎰2arcsin2ax C a+68.x ⎰=2243(52arcsin88x x a x a C a-++69.x ⎰=C -70.xx ⎰=422(2arcsin88x ax x a C a-+71.d x x⎰lna C ++72.2d x x⎰=arcsinx C xa--+(0)a >的积分73.⎰12ax b C +++74.x ⎰2n 2a x b c C++++75.x ⎰n 2a x b c C-+++ 76.⎰=C -+77.x ⎰2C ++78.x ⎰=C -++79.x ⎰=(()x b b a C -+-+80.x ⎰=(()arcsinx b b a C --+81.⎰=2arcsinC +()a b <82.x ⎰2()arcsin4b a C -++()a b < (十一)含有三角函数的积分 83.sin d x x ⎰=cos x C -+84.cos d x x ⎰=sin x C + 85.tan d x x ⎰=ln cos x C -+ 86.cot d x x ⎰=ln sin x C + 87.sec d x x ⎰=ln tan()42x C π++=ln sec tan x x C ++88.csc d x x ⎰=ln tan2x C +=ln csc cot x x C -+89.2sec d x x ⎰=tan x C + 90.2csc d x x ⎰=cot x C -+ 91.sec tan d x x x ⎰=sec x C + 92.csc cot d x x x ⎰=csc x C -+ 93.2sin d x x ⎰=1sin 224x x C -+ 94.2cos d x x ⎰=1sin 224x x C ++95.sin d n x x ⎰=1211sin cos sind n n n x x x x nn ----+⎰96.cos d nx x ⎰=1211cos sin cosd n n n x x x x nn ---+⎰97.d sin n xx⎰=121cos 2d 1sin 1sin n n xn xn x n x ----⋅+--⎰98.d cos n xx ⎰=121sin 2d 1cos 1cos n n x n xn x n x---⋅+--⎰ 99.cos sin d m n x x x ⎰=11211cos sin cos sin d m n m nm x x x x x m n m n-+--+++⎰ =11211cos sin cos sin d m n m n n x x x x x m n m n+----+++⎰ 100.sin cos d ax bx x ⎰=11cos()cos()2()2()a b x a b x C a b a b -+--++-101.sin sin d ax bx x ⎰=11sin()sin()2()2()a b x a b x C a b a b -++-++-102.cos cos d ax bx x ⎰=11sin()sin()2()2()a b x a b x C a b a b ++-++-103.d sin x a b x+⎰tanx a bC ++22()a b >104.d sin x a b x+⎰C+22()a b <105.d cos x a b x+⎰)2x C +22()a b >106.d cos x a b x+⎰C+22()a b <107.2222d cos sin xa xb x+⎰=1arctan(tan )b x C aba+108.2222d cos sin xa xb x-⎰=1tan ln2tan b x a C abb x a++-109.sin d x ax x ⎰=211sin cos ax x ax C aa-+110.2sin d x ax x ⎰=223122cos sin cos x ax x ax ax C aaa-+++111.cos d x ax x ⎰=211cos sin ax x ax C aa++ 112.2cos d x ax x ⎰=223122sin cos sin x ax x ax ax C aaa+-+(十二)含有反三角函数的积分(其中0a >) 113.arcsin d xx a⎰=arcsinx x C a ++114.arcsind x x x a⎰=22()arcsin24xax C a-++115.2arcsin d x x x a ⎰=3221arcsin (239xx x a C a ++116.arccos d xx a ⎰=arccosx x C a-+117.arccos d x x x a ⎰=22()arccos 24xaxC a --+118.2arccos d x x x a⎰=3221arccos(239xx x a C a-++119.arctand x x a⎰=22arctan ln()2x a x a x C a-++120.arctand x x x a ⎰=221()arctan 22x a a x x C a+-+121.2arctand x x x a⎰=33222arctanln()366xx a ax a x C a-+++(十三)含有指数函数的积分 122.d xa x ⎰=1ln xa C a+123.e d axx ⎰=1e ax C a +124.e d ax x x ⎰=21(1)e axax C a-+125.e d n ax x x ⎰=11e e d n ax n axn x x x a a--⎰126.d xxa x ⎰=21ln (ln )xxx a a C aa -+127.d nxx a x ⎰=11d ln ln nxn xn x a xa x aa--⎰128.e sin d axbx x ⎰=221e (sin cos )axa bxb bx C a b-++ 129.e cos d axbx x ⎰=221e (sin cos )axb bx a bx C a b+++130.e sin d ax n bx x ⎰=12221e sin (sin cos )ax n bx a bx nb bx a b n --+22222(1)e sin d ax n n n b bx x a b n --++⎰ 131.e cos d ax n bx x ⎰=12221ecos (cos sin )ax n bx a bx nb bx a b n -++22222(1)e cos d ax n n n bbx x a b n --++⎰(十四)含有对数函数的积分132.ln d x x ⎰=ln x x x C -+133.d ln xx x⎰=ln ln x C + 134.ln d n x x x ⎰=111(ln )11n x x C n n +-+++ 135.(ln )d n x x ⎰=1(ln )(ln )d n n x x n x x --⎰ 136.(ln )d m n x x x ⎰=111(ln )(ln )d 11m nm n n x x x x x m m +--++⎰(十五)含有双曲函数的积分137.sh d x x ⎰=ch x C +138.ch d x x ⎰=sh x C +139.th d x x ⎰=ln ch x C +140.2sh d x x ⎰=1sh 224x x C -++ 141.2ch d x x ⎰=1sh 224x x C ++ (十六)定积分142.cos d nx x π-π⎰=sin d nx x π-π⎰=0 143.cos sin d m x nx x π-π⎰=0 144.cos cos d m x nx x π-π⎰=0,,m n m n ≠⎧⎨π=⎩145.sin sin d m x nx x π-π⎰=0,,m n m n ≠⎧⎨π=⎩146.0sin sin d m x nx x π⎰=0cos cos d m x nx x π⎰=0,,2m n m n ≠⎧⎪⎨π=⎪⎩ 147. n I =20sin d nx x π⎰=20cos d n x x π⎰n I =21n n I n-- 1342253n n n I n n --=⋅⋅⋅⋅- (n 为大于1的正奇数),1I =113312422n n n I n n --π=⋅⋅⋅⋅⋅- (n 为正偶数),0I =2π。