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Integral de 1/(6cosx+2sinx-3) dx

Límites de integración:

interior superior
v

Gráfico:

interior superior

Definida a trozos:

Solución

Ha introducido [src]
  1                           
  /                           
 |                            
 |             1              
 |  ----------------------- dx
 |  6*cos(x) + 2*sin(x) - 3   
 |                            
/                             
0                             
$$\int\limits_{0}^{1} \frac{1}{\left(2 \sin{\left(x \right)} + 6 \cos{\left(x \right)}\right) - 3}\, dx$$
Integral(1/(6*cos(x) + 2*sin(x) - 3), (x, 0, 1))
Respuesta (Indefinida) [src]
                                              /        ____         \             /        ____         \
  /                                   ____    |  2   \/ 31       /x\|     ____    |  2   \/ 31       /x\|
 |                                  \/ 31 *log|- - - ------ + tan|-||   \/ 31 *log|- - + ------ + tan|-||
 |            1                               \  9     9         \2//             \  9     9         \2//
 | ----------------------- dx = C - --------------------------------- + ---------------------------------
 | 6*cos(x) + 2*sin(x) - 3                          31                                  31               
 |                                                                                                       
/                                                                                                        
$$\int \frac{1}{\left(2 \sin{\left(x \right)} + 6 \cos{\left(x \right)}\right) - 3}\, dx = C + \frac{\sqrt{31} \log{\left(\tan{\left(\frac{x}{2} \right)} - \frac{2}{9} + \frac{\sqrt{31}}{9} \right)}}{31} - \frac{\sqrt{31} \log{\left(\tan{\left(\frac{x}{2} \right)} - \frac{\sqrt{31}}{9} - \frac{2}{9} \right)}}{31}$$
Gráfica
Respuesta [src]
         /          /                 ____\\             /        ____\          /          /      ____\\             /        ____           \
    ____ |          |2              \/ 31 ||     ____    |  2   \/ 31 |     ____ |          |2   \/ 31 ||     ____    |  2   \/ 31            |
  \/ 31 *|pi*I + log|- - tan(1/2) + ------||   \/ 31 *log|- - + ------|   \/ 31 *|pi*I + log|- + ------||   \/ 31 *log|- - + ------ + tan(1/2)|
         \          \9                9   //             \  9     9   /          \          \9     9   //             \  9     9              /
- ------------------------------------------ - ------------------------ + ------------------------------- + -----------------------------------
                      31                                  31                             31                                  31                
$$\frac{\sqrt{31} \log{\left(- \frac{2}{9} + \tan{\left(\frac{1}{2} \right)} + \frac{\sqrt{31}}{9} \right)}}{31} - \frac{\sqrt{31} \log{\left(- \frac{2}{9} + \frac{\sqrt{31}}{9} \right)}}{31} - \frac{\sqrt{31} \left(\log{\left(- \tan{\left(\frac{1}{2} \right)} + \frac{2}{9} + \frac{\sqrt{31}}{9} \right)} + i \pi\right)}{31} + \frac{\sqrt{31} \left(\log{\left(\frac{2}{9} + \frac{\sqrt{31}}{9} \right)} + i \pi\right)}{31}$$
=
=
         /          /                 ____\\             /        ____\          /          /      ____\\             /        ____           \
    ____ |          |2              \/ 31 ||     ____    |  2   \/ 31 |     ____ |          |2   \/ 31 ||     ____    |  2   \/ 31            |
  \/ 31 *|pi*I + log|- - tan(1/2) + ------||   \/ 31 *log|- - + ------|   \/ 31 *|pi*I + log|- + ------||   \/ 31 *log|- - + ------ + tan(1/2)|
         \          \9                9   //             \  9     9   /          \          \9     9   //             \  9     9              /
- ------------------------------------------ - ------------------------ + ------------------------------- + -----------------------------------
                      31                                  31                             31                                  31                
$$\frac{\sqrt{31} \log{\left(- \frac{2}{9} + \tan{\left(\frac{1}{2} \right)} + \frac{\sqrt{31}}{9} \right)}}{31} - \frac{\sqrt{31} \log{\left(- \frac{2}{9} + \frac{\sqrt{31}}{9} \right)}}{31} - \frac{\sqrt{31} \left(\log{\left(- \tan{\left(\frac{1}{2} \right)} + \frac{2}{9} + \frac{\sqrt{31}}{9} \right)} + i \pi\right)}{31} + \frac{\sqrt{31} \left(\log{\left(\frac{2}{9} + \frac{\sqrt{31}}{9} \right)} + i \pi\right)}{31}$$
-sqrt(31)*(pi*i + log(2/9 - tan(1/2) + sqrt(31)/9))/31 - sqrt(31)*log(-2/9 + sqrt(31)/9)/31 + sqrt(31)*(pi*i + log(2/9 + sqrt(31)/9))/31 + sqrt(31)*log(-2/9 + sqrt(31)/9 + tan(1/2))/31
Respuesta numérica [src]
0.343988189338355
0.343988189338355

    Estos ejemplos se pueden aplicar para introducción de los límites de integración inferior y superior.