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大学数学常用公式

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大学数学常用公式大学数学常用公式 导数公式: 12,(arcsinx),,(tgx),secx21,x2,,,(ctgx)cscx1,(arccosx),,,,,(secx)secxtgx21,x ,,,,(cscx)cscxctgx1,(arctgx),xx2,,(a)alna1,x 11,,,(logx)(arcctgx),,a2xlna1,x基本积分表: dx2tgxdx,,lncosx,C,,secxdx,tgx,C,,2cosx ctgxdx,lnsinx,C,dx2,cscxdx,,ctgx,C,,2sinxse...

大学数学常用公式
大学数学常用公式 导数公式: 12,(arcsinx),,(tgx),secx21,x2,,,(ctgx)cscx1,(arccosx),,,,,(secx)secxtgx21,x ,,,,(cscx)cscxctgx1,(arctgx),xx2,,(a)alna1,x 11,,,(logx)(arcctgx),,a2xlna1,x基本积分表: dx2tgxdx,,lncosx,C,,secxdx,tgx,C,,2cosx ctgxdx,lnsinx,C,dx2,cscxdx,,ctgx,C,,2sinxsecxdx,lnsecx,tgx,C, secx,tgxdx,secx,C,cscxdx,lncscx,ctgx,C, cscx,ctgxdx,,cscx,C,dx1x,arctg,C22,xa,xaaaxadx,,C,dx1x,alna,ln,C22,x,a2ax,ashxdx,chx,C, dx1a,x,ln,Cchxdx,shx,C22,,a,x2aa,x dxdxx22,ln(x,x,a),C,arcsin,C,,2222ax,aa,x ,,22n,1nnI,sinxdx,cosxdx,I2nn,,,n00 2xa222222x,adx,x,a,ln(x,x,a),C,22 2xa222222x,adx,x,a,lnx,x,a,C,22 2xax2222a,xdx,a,x,arcsin,C,22a三角函数的有理式积分: 22u1,ux2dusinx,, cosx,, u,tg, dx, 2221,u1,u21,u axb,a,0(一)含有的积分() dx11(, lnaxbC,,,axb,a 1,,1,,,,12(,() ,,()daxbx,()axbC,,,a(1) x13(, dx(ln)axbbaxbC,,,,2,axb,a 2x11,,224(, dx()2()lnaxbbaxbbaxbC,,,,,,3,,,axb,a2,, dx1axb,5(, ,,lnC,xaxb(),bx dx1aaxb,6(, ,,,lnC22,xaxb(),bxbx x1b7(, dx(ln)axbC,,,22,()axb,aaxb, 22x1b8(, dx(2ln)axbbaxbC,,,,,,23()axb,aaxb, dx11axb,9(, ,,lnC22,xaxb(),baxbbx(), axb,(二)含有的积分 2310(axbx,d, ()axbC,,,3a 2311(xaxbx,d, (32)()axbaxbC,,,,215a 222223xaxbx,d12(, (15128)()axabxbaxbC,,,,,3105a x2dx13(, (2)axbaxbC,,,2,3aaxb, 2x222214(, dx(348)axabxbaxbC,,,,3,15aaxb, ,1axbb,,ln(0),,Cb,baxbb,,dx,15(, ,,xaxb,,,2axbarctan(0),,Cb,,b,b, dxaxbax,d16(, ,,,,2bxb2xaxb,xaxb, dxaxb,17(, dx2axbb,,,,xxaxb,axb,axbax,d18(, dx,,2,,xx2xaxb,22xa,(三)含有的积分 dx1x19(= arctan,C22,xa,aa xnx23d,dx20(= ,22n22212221nn,,,,()xa,2(1)()2(1)()naxanaxa,,,, 1xa,dx21(= ln,C22,xa,2axa, 2axba,,(0)(四)含有的积分 ,1aarctan(0)xCb,,,babdx,22(, ,2,axb,1axb,,,ln(0),,Cb,2,,,abaxb, x1223(, dxlnaxbC,,2,axb,2a 2xxbxd24(, dx,2,2,axb,aaaxb, 21xdxln,C(, 2522,2baxb,xaxb(), dx1dax26(, ,,222,,xaxb(),bxbaxb, 2axb,dxa127(, ln,,C32,222xaxb(),22bxbx xx1ddx28(, ,2222,,()axb,2()2baxbbaxb,, 2(0)a,axbxc,,(五)含有的积分 22axb,,2arctan(4),,Cbac,2244acbacb,,dx,29(, ,2,2axbxc,,124axbbac,,,2,ln(4),,Cbac22,bacaxbbac,,,,424, x1dbx230(, dxlnaxbxc,,,22,,axbxc,,22aaaxbxc,, 22(0)a,xa,(六)含有的积分 xdx22ln()xxaC,,,31(,, arsh,C1,22axa, dxx32(, ,C,223222axa,()xa, x22xaC,,33(, dx,22xa, x134(, dx,,C,22322()xa,xa, 22xax222235(, xaxxaC,,,,,ln()dx,2222xa, 2xx22dx36(, ,,,,,ln()xxaC,22322()xa,xa, 221xaa,,dxln,C37(, ,22axxxa, 22xa,dx38(, ,,C2,222axxxa, 2xa22222239(, xax,dxaxxaC,,,,,ln(),22 x3223222242240(, ()dxax,(25)ln()xaxaaxxaC,,,,,,,88 12222341(, xxax,d()xaC,,,3 4xa22222222242(, xxax,d(2)ln()xaxaxxaC,,,,,,,88 2222xaa,,xa,22xaaC,,,ln43(, dx,xx 2222xa,xa,2244(, dx,,,,,ln()xxaC,2xx22(0)a,xa,(七)含有的积分 xdxx2245(,=lnxxaC,,, arch,C1,22xaxa, dxx46(, ,,C,223222()xa,axa,x22xaC,,47(, dx,22xa, x148(, dx,,C,22322()xa,xa, 22xax222249(, xaxxaC,,,,,lndx,2222xa, 2xx22dx(, 50,,,,,lnxxaC,22322()xa,xa,dx1a51(, arccos,C,22axxxa, 22xa,dx52(, ,C2,222axxxa, 2xa22222253(, xax,dxaxxaC,,,,,ln,22 x3223222242254(, ()dxax,(25)lnxaxaaxxaC,,,,,,,88 12222355(, xxax,d()xaC,,,3 4xa22222222256(, xxax,d(2)lnxaxaxxaC,,,,,,,88 22xa,a2257(, dxxaaC,,,arccos,xx 2222xa,xa,2258(, dx,,,,,lnxxaC,2xx 22(0)a,ax,(八)含有的积分 xdx59(, arcsin,C,22aax, dxx60(, ,C,223222()ax,aax, x2261(,,,,axC dx,22ax, x162(, dx,C,22322()ax,ax, 22xaxx2263(, ,,,,axCarcsindx,2222aax, 2xxxdx64(, ,,arcsinC,22322a()ax,ax, 221aax,,dxln,C65(, ,22axxax, 22ax,dx66(, ,,C2,222axxax, 2xax222267(, axx,daxC,,,arcsin,22a xx32232222468(, ()daxx,(52)arcsinaxaxaC,,,,,88a 12222369(, xaxx,d,,,()axC,3 4xax222222270(, xaxx,d(2)arcsinxaaxC,,,,,88a 2222aax,,ax,22axaC,,,ln71(, dx,xx 2222axx,ax,72(, dx,,,arcsinC,2xxa 2(0)a,,,,axbxc(九)含有的积分 1dx273(, ln22axbaaxbxcC,,,,,,2aaxbxc,, 2axb,2274(, axbxcx,,daxbxc,,,4a 24acb,2 ,,,,,,ln22axbaaxbxcC38a x1275(, dxaxbxc,,,2aaxbxc,, b2 ,,,,,,ln22axbaaxbxcC32a dx12axb,76(, ,,arcsinC,22acbxax,,bac,4 2242axbbacaxb,,,2277(, cbxaxx,,dcbxaxC,,,,arcsin,324a84abac, x12baxb,278(, dx,,,,,cbxaxCarcsin,232acbxax,,24abac, xa,()()xabx,,(十)含有或的积分 ,xb, xa,xa,79(, dx()()ln()xbbaxaxbC,,,,,,,,xb,xb, xa,xaxa,,80(, dx()()arcsinxbbaC,,,,,bx,bxbx,, xa,dx()ab,81(, 2arcsin,C,bx,()()xabx,, 22()xabbaxa,,,,82(()()dxabxx,,, ()()arcsinxabxC,,,,,44bx, ()ab, (十一)含有三角函数的积分 ,,cosxC83(sindxx, , sinxC,84(, cosdxx, ,,lncosxC85(, tandxx, lnsinxC,86(, cotdxx, ,xlnsectanxxC,,87(,, secdxxlntan(),,C,42 xlncsccotxxC,,88(,, cscdxxlntan,C,2 2tanxC,89(, secdxx, 2,,cotxC90(, cscdxx, secxC,91(, sectandxxx, ,,cscxC92(, csccotdxxx, x1293(, sindxx,,sin2xC,24 x1294(, cosdxx,,sin2xC,24 11n,nnn,,1295(, sindxx,,sincossindxxxx,,nn 11n,nnn,,1296(cosdxx, cossincosdxxxx,,,nn dx1cos2dxnx,97(, ,,,nnn,,12,,sinxnxnx,,1sin1sindx1sin2dxnx,98(, ,,nnn,,12,,cosxnxnx,,1cos1cos 11m,mnmnmn,,,11299(cossindxxx, cossincossindxxxxx,,,mnmn,, 11n,mnmn,,,112, ,,cossincossindxxxxx,mnmn,, 11100(sincosdaxbxx, ,,,,,cos()cos()abxabxC,2()2()abab,, 11101(, sinsindaxbxx,,,,,sin()sin()abxabxC,2()2()abab,, 11102(, coscosdaxbxxsin()sin()abxabxC,,,,,2()2()abab,, xabtan,2dx222()ab,103(, arctan,C,2222abx,sinabab,, x22abbatan,,,dx1222()ab,104(, ln,C,22xabx,sin22ba,abbatan,,,2 dx2ababx,,22()ab,105(, arctan(tan),C,abx,cosababab,,,2 xab,tan,1ab,dx2ba,22()ab,ln,C106(, ,abba,,xab,abx,costan,2ba, dx1b107(, arctan(tan)xC,2222,axbxcossin,aba 1tanbxa,dx108(, ln,C2222,2tanabbxa,axbxcossin, 11109(xaxxsind, sincosaxxaxC,,2,aa 12222110(xaxxsind, ,,,,xaxxaxaxCcossincos,23aaa 11111(xaxxcosd, cossinaxxaxC,,2,aa 12222112(xaxxcosd, xaxxaxaxCsincossin,,,,23aaa a,0(十二)含有反三角函数的积分(其中) xx22113(, arcsindxxaxCarcsin,,,,aa 22xaxxx22114(, xxarcsind()arcsin,,,,axC,a244a 3xxx122222115(, xxarcsindarcsin(2),,,,xaaxC,a39a xx22116(, arccosdxxaxCarccos,,,,aa 22xaxxx22117(, xxarccosd()arccos,,,,axC,a244a 3xxx122222118(, xxarccosdarccos(2),,,,xaaxC,a39axxa22119(, arctandxxaxCarctanln(),,,,aa2x1xa22120(, xxarctand()arctanaxxC,,,,a22a 33xxaax2222121(, xxarctandarctanln(),,,,xaxC,a366a (十三)含有指数函数的积分 1xx122(, axdaC,,aln 1axax123(, edx,Ce,a 1axax124(xxed, axC,,(1)e2,a 1nnaxnaxnax,1125(xxed, ,xxxeed,,aa x1xxx126(, xaxdaaC,,2,ln(ln)aa 1nnxnxnx,1127(xaxd, ,xaxaxd,,lnlnaa 1axaxesindbxx128(, abxbbxC,,e(sincos)22,ab, 1axaxecosdbxx129(, bbxabxC,,e(sincos)22,ab, 1axnaxn,1130(, esindbxxbxabxnbbx,esin(sincos),222abn, 2nnb(1),axn,2 ,esindbxx222,abn, 1axnaxn,1131(, ecosdbxxbxabxnbbx,ecos(cossin),222abn, 2nnb(1),axn,2 ,ecosdbxx222,abn, (十四)含有对数函数的积分 xxxCln,,132(, lndxx, dxlnlnxC,133(, ,xxln 11nn,1134(, xxxlndxxC,,(ln),nn,,11 n,1nn135(, (ln)dxxxxnxx(ln)(ln)d,,, 1nmnmnmn,,11136(, xxx(ln)d,xxxxx(ln)(ln)d,,,,mm11 (十五)含有双曲函数的积分 chxC,137(, shdxx, shxC,138(, chdxx, lnchxC,139(, thdxx, x12140(, shdxx,,,sh2xC,24 x12141(chdxx, ,,sh2xC,24 (十六)定积分 ,,142(,,0 cosdnxxsindnxx,,,,,, ,143(,0 cossindmxnxx,,, ,0,mn,,144(, coscosdmxnxx,,,,,,,mn, ,0,mn,,145(, sinsindmxnxx,,,,,,,mn, 0,mn,,,,,146(,, sinsindmxnxxcoscosdmxnxx,,,,00,mn,,,2 ,,nn22I147( ,, sindxxcosdxxn,,00 n,1I , Inn,2n nn,,1342I (为大于1的正奇数),,1 I,,,,,n1nnn,253 nn,,,1331,I(为正偶数),, I,,,,,,n0n2nn,2422
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