Mister Exam

Derivative of lnx+sinx

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

The graph:

from to

Piecewise:

The solution

You have entered [src]
log(x) + sin(x)
$$\log{\left(x \right)} + \sin{\left(x \right)}$$
log(x) + sin(x)
Detail solution
  1. Differentiate term by term:

    1. The derivative of is .

    2. The derivative of sine is cosine:

    The result is:


The answer is:

The graph
The first derivative [src]
1         
- + cos(x)
x         
$$\cos{\left(x \right)} + \frac{1}{x}$$
The second derivative [src]
 /1          \
-|-- + sin(x)|
 | 2         |
 \x          /
$$- (\sin{\left(x \right)} + \frac{1}{x^{2}})$$
The third derivative [src]
          2 
-cos(x) + --
           3
          x 
$$- \cos{\left(x \right)} + \frac{2}{x^{3}}$$
The graph
Derivative of lnx+sinx