Mister Exam

Derivative of 3/x

Function f() - derivative -N order at the point
v

The graph:

from to

Piecewise:

The solution

You have entered [src]
3
-
x
3x\frac{3}{x}
d /3\
--|-|
dx\x/
ddx3x\frac{d}{d x} \frac{3}{x}
Detail solution
  1. The derivative of a constant times a function is the constant times the derivative of the function.

    1. Apply the power rule: 1x\frac{1}{x} goes to 1x2- \frac{1}{x^{2}}

    So, the result is: 3x2- \frac{3}{x^{2}}


The answer is:

3x2- \frac{3}{x^{2}}

The graph
02468-8-6-4-2-1010-500500
The first derivative [src]
-3 
---
  2
 x 
3x2- \frac{3}{x^{2}}
The second derivative [src]
6 
--
 3
x 
6x3\frac{6}{x^{3}}
The third derivative [src]
-18 
----
  4 
 x  
18x4- \frac{18}{x^{4}}
The graph
Derivative of 3/x