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Power Rule
Reference
> Calculus: Differentiation
Description
d
d
x
x
n
=
n
x
n
−
1
\frac{d}{dx} {x}^{n}=n{x}^{n-1}
d
x
d
x
n
=
n
x
n
−
1
Examples
d
d
x
x
4
\frac{d}{dx} {x}^{4}
d
x
d
x
4
1
Use
Power Rule
:
d
d
x
x
n
=
n
x
n
−
1
\frac{d}{dx} {x}^{n}=n{x}^{n-1}
d
x
d
x
n
=
n
x
n
−
1
.
4
x
3
4{x}^{3}
4
x
3
Done
4*x^3
See Also
-
Constant Factor Rule
-
Sum Rule