高数课程妥媒血课件 理工大理>> 3、基本积分表 )∫k=kx+C(k是常数)(7)「six=-cosx+C +1 (2)「x“t +1+C(H≠-1)( x ]sec2 xdx=tanx+c cos (3)∫=lx+C SIn ∫ese2xtk=-cotx+ 1+…3dx= arctan+C (10)secx tanxdx= secx +C (5)∫ i i dx=arcsinx+c(11) csc x cot xdx=-cscx+C (6)∫cosx= sinx+c (12) edx=e+C Http://www.heut.edu.cn(1)  kdx = kx + C (k 是常数) ( 1) 1 (2) 1 +  − + = +      C x x dx  = x + C x dx (3) ln = +  dx x 2 1 1 (4) arctan x +C = −  dx x 2 1 1 (5) arcsin x +C  (6) cos xdx = sin x +C (7)  sin xdx = − cos x +C  (10) sec x tan xdx = sec x +C  (11) csc x cot xdx = − csc x +C =  e dx x (12) e C x + =  x dx 2 cos (8)  xdx = 2 sec tan x +C =  x dx 2 sin (9)  xdx = 2 csc − cot x +C 3、基本积分表