Mister Exam

Integral of sec(x)(sec²(x)) dx

Limits of integration:

from to
v

The graph:

from to

Piecewise:

The solution

You have entered [src]
  1                  
  /                  
 |                   
 |            2      
 |  sec(x)*sec (x) dx
 |                   
/                    
0                    
$$\int\limits_{0}^{1} \sec{\left(x \right)} \sec^{2}{\left(x \right)}\, dx$$
Integral(sec(x)*sec(x)^2, (x, 0, 1))
The answer (Indefinite) [src]
  /                                                                           
 |                                                                            
 |           2             log(-1 + sin(x))   log(1 + sin(x))       sin(x)    
 | sec(x)*sec (x) dx = C - ---------------- + --------------- - --------------
 |                                4                  4                    2   
/                                                               -2 + 2*sin (x)
$$\int \sec{\left(x \right)} \sec^{2}{\left(x \right)}\, dx = C - \frac{\log{\left(\sin{\left(x \right)} - 1 \right)}}{4} + \frac{\log{\left(\sin{\left(x \right)} + 1 \right)}}{4} - \frac{\sin{\left(x \right)}}{2 \sin^{2}{\left(x \right)} - 2}$$
The graph
The answer [src]
  log(1 - sin(1))   log(1 + sin(1))       sin(1)    
- --------------- + --------------- - --------------
         4                 4                    2   
                                      -2 + 2*sin (1)
$$\frac{\log{\left(\sin{\left(1 \right)} + 1 \right)}}{4} - \frac{\log{\left(1 - \sin{\left(1 \right)} \right)}}{4} - \frac{\sin{\left(1 \right)}}{-2 + 2 \sin^{2}{\left(1 \right)}}$$
=
=
  log(1 - sin(1))   log(1 + sin(1))       sin(1)    
- --------------- + --------------- - --------------
         4                 4                    2   
                                      -2 + 2*sin (1)
$$\frac{\log{\left(\sin{\left(1 \right)} + 1 \right)}}{4} - \frac{\log{\left(1 - \sin{\left(1 \right)} \right)}}{4} - \frac{\sin{\left(1 \right)}}{-2 + 2 \sin^{2}{\left(1 \right)}}$$
-log(1 - sin(1))/4 + log(1 + sin(1))/4 - sin(1)/(-2 + 2*sin(1)^2)
Numerical answer [src]
2.05433293325625
2.05433293325625

    Use the examples entering the upper and lower limits of integration.