Digital Signal Processing Reference
In-Depth Information
Appendix B: Indefinite Integrals
Ð
x
e
ax
d
x ¼
e
ax
a
2
1.
ðax
1
Þ
Ð
x
n
d
x ¼
x
nþ
1
nþ
1
2.
Ð
sin
ax
d
x ¼ð
1
3.
=aÞ
cos
x
Ð
cos
ax
d
x ¼ð
1
4.
=aÞ
sin
x
Ð
sin
2
ax
d
x ¼ x=
5.
2
sin
ð
2
axÞ=
4
a
Ð
cos
2
ax
d
x ¼ x=
6.
2
þ
sin
ð
2
axÞ=
4
a
Ð
ln
x
d
x ¼ x
ln
x x
7.
Ð
e
ax
d
x ¼
e
ax
8.
=a
Ð
a
x
d
x ¼
a
x
ln
a
9.
ð
d
x
=aÞ
tan
1
10.
þ x
2
¼ð
1
ðx=aÞ
a
2
Ð
x
sin
ax
d
x ¼
1
a
2
ð
sin
ax ax
cos
axÞ
11.
Ð
x
cos
ax
d
x ¼
1
a
2
ð
cos
ax þ ax
sin
axÞ
12.
Ð
x
2
sin
ax
d
x ¼ð
2
ax
sin
ax þ
2 cos
ax a
2
x
2
cos
axÞ=a
3
13.
Ð
x
2
cos
ax
d
x ¼ð
2
ax
cos
ax
2 sin
ax þ a
2
x
2
sin
axÞ=a
3
14.
ð
x
d
x
a
2
1
2
ln
ða
2
þ x
2
15.
þ x
2
¼
Þ
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