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Integral de sin(2x)/(cos^2(2x)+6) dx

Límites de integración:

interior superior
v

Gráfico:

interior superior

Definida a trozos:

Solución

Ha introducido [src]
  1                 
  /                 
 |                  
 |     sin(2*x)     
 |  ------------- dx
 |     2            
 |  cos (2*x) + 6   
 |                  
/                   
0                   
01sin(2x)cos2(2x)+6dx\int\limits_{0}^{1} \frac{\sin{\left(2 x \right)}}{\cos^{2}{\left(2 x \right)} + 6}\, dx
Integral(sin(2*x)/(cos(2*x)^2 + 6), (x, 0, 1))
Respuesta (Indefinida) [src]
                                    /  ___ /  1      2   \\
                                    |\/ 6 *|- - + cos (x)||
  /                         ___     |      \  2          /|
 |                        \/ 6 *atan|---------------------|
 |    sin(2*x)                      \          3          /
 | ------------- dx = C - ---------------------------------
 |    2                                   12               
 | cos (2*x) + 6                                           
 |                                                         
/                                                          
sin(2x)cos2(2x)+6dx=C6atan(6(cos2(x)12)3)12\int \frac{\sin{\left(2 x \right)}}{\cos^{2}{\left(2 x \right)} + 6}\, dx = C - \frac{\sqrt{6} \operatorname{atan}{\left(\frac{\sqrt{6} \left(\cos^{2}{\left(x \right)} - \frac{1}{2}\right)}{3} \right)}}{12}
Gráfica
0.001.000.100.200.300.400.500.600.700.800.900.25-0.25
Respuesta [src]
            /  ___       \             /  ___\
    ___     |\/ 6 *cos(2)|     ___     |\/ 6 |
  \/ 6 *atan|------------|   \/ 6 *atan|-----|
            \     6      /             \  6  /
- ------------------------ + -----------------
             12                      12       
6atan(6cos(2)6)12+6atan(66)12- \frac{\sqrt{6} \operatorname{atan}{\left(\frac{\sqrt{6} \cos{\left(2 \right)}}{6} \right)}}{12} + \frac{\sqrt{6} \operatorname{atan}{\left(\frac{\sqrt{6}}{6} \right)}}{12}
=
=
            /  ___       \             /  ___\
    ___     |\/ 6 *cos(2)|     ___     |\/ 6 |
  \/ 6 *atan|------------|   \/ 6 *atan|-----|
            \     6      /             \  6  /
- ------------------------ + -----------------
             12                      12       
6atan(6cos(2)6)12+6atan(66)12- \frac{\sqrt{6} \operatorname{atan}{\left(\frac{\sqrt{6} \cos{\left(2 \right)}}{6} \right)}}{12} + \frac{\sqrt{6} \operatorname{atan}{\left(\frac{\sqrt{6}}{6} \right)}}{12}
-sqrt(6)*atan(sqrt(6)*cos(2)/6)/12 + sqrt(6)*atan(sqrt(6)/6)/12
Respuesta numérica [src]
0.113468760825207
0.113468760825207

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