2. Physics Helpline
L K Satapathy
1
(1) ( ) ( 1).n nd
x n x
dx
Anti-derivatives :
Integration Formulae -1
1
(2)
2
d
x
dx x
1
(3) (log )
d
x
dx x
(4) ( )x xd
e e
dx
(5) ( ) .logx xd
a a a
dx
1
. , 1
1
n
n x
x dx C n
n
1
. 2dx x C
x
1
. logdx x C
x
.x x
e dx e C
.
log
x
x a
a dx C
a
3. Physics Helpline
L K Satapathy
Anti-derivatives :
Integration Formulae -1
(6) (sin ) cos
d
x x
dx
(7) (cos ) sin
d
x x
dx
(8) (sec ) sec .tan
d
x x x
dx
(9) (cosec ) cosec .cot
d
x x x
dx
2
(10) (tan ) sec
d
x x
dx
2
(11) (cot ) cosec
d
x x
dx
cos . sinx dx x C
sin . cosx dx x C
sec .tan . secx x dx x C
cosec .cot . cosecx x dx x C
2
sec . tanx dx x C
2
cosec . cotx dx x C
4. Physics Helpline
L K Satapathy
Integration Formulae -1
Anti-derivatives :
1
2
1
(12) (sin )
1
d
x
dx x
1
2
1
(13) (cos )
1
d
x
dx x
1
2
1
(14) (tan )
1
d
x
dx x
1
2
1
(15) (cot )
1
d
x
dx x
1
2
1
(16) (sec )
1
d
x
dx x x
1
2
1
(17) (cosec )
1
d
x
dx x x
1
2
1
. sin
1
dx x C
x
1
2
1
. cos
1
dx x C
x
1
2
1
. tan
1
dx x C
x
1
2
1
. cot
1
dx x C
x
1
2
1
. sec
1
dx x C
x x
1
2
1
. cosec
1
dx x C
x x
5. Physics Helpline
L K Satapathy
Integration Formulae -1
Anti-derivatives :
1
(18) (logsin ) .cos cot
sin
d
x x x
dx x
2
sec tan sec
(20) log(sec tan ) sec
sec tan
d x x x
x x x
dx x x
sec . log sec tanx dx x x C
2
cosec cot cosec
(21) log(cosec cot ) cosec
cosec cot
d x x x
x x x
dx x x
cosec . log cosec cotx dx x x C
cot . log sinx dx x C
1
(19) (logcos ) .( sin ) tan
cos
d
x x x
dx x
tan . log cos log secx dx x C x C
6. Physics Helpline
L K Satapathy
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