三角函数的积分
3cosxdx ,
x coscosxdx,2
sin5sin7xxdx ,
sin2cos3xxdx ,
3tansecxxdx ,
求下列不定积分
xdxdx1 2 3xx,,,(1),x,ee
2x1cos,x3 dx 4 dx66,,ax,xx,sin
dxsincosxx5 6 lnlnx,dx4,,x1sin,x
4sinsin3xxdxtanxdx7 8 ,,
dxax,dx9 10 6,,ax,xx(4),
dx2xxdxcos11 12 ,,xx(1),
dx2xexdxcos313 14 ,,x1,e
dxdx15 16 5,,22222xx,1()ax,
dxxxdxsin17 18 ,,42xx1,
2sinx2ln(1),xdxdx19 20 3,,cosx
1cos,xdxarctanxdx21 22 ,,sinx
311xxdxdx23 24 82,84,(1),xxx,,32dxsinx25 26 dx4,,16,x1sin,x
3xxxcossin,xx,sinxsin27 28 edxdx2,,cosx1cos,x
3dxx29 30 dxx2,,3(1),exxx(),
x3xxxeee,dx31 dx 32 x2,42xx,,e(1)1ee,,
lnx22ln(1)xxdx,,dx33 34 232,,(1),x
3xxarccos21arcsin,xxdx35 36 dx,,21,x
dxcotx37 38 dx3,,sincosxx1sin,x
dxsincosxx39 40 dx,,sin(2cos)xx,sincosxx,