nth Derivative
Parent Function:
f
(
x
)
=
b
x
a
Positive and Fractional nth Derivative Function:
f
(
x
)
n
=
(
b
*
a
!
)
(
a
-
n
)
!
Negative nth Derivative Function:
f
(
x
)
=
(
a
|
a
|
)
n
*
(
(
b
(
(
|
a
|
-
1
+
n
)
!
)
)
(
|
a
|
-
1
)
!
)
f
(
)
(
)
=
x
Answer: x