Integral de 1/(sin(2*x))^3 dx
Solución
Respuesta (Indefinida)
[src]
/
|
| 1 log(1 + cos(2*x)) log(-1 + cos(2*x)) cos(2*x)
| --------- dx = C - ----------------- + ------------------ + --------------------
| 3 8 8 / 2 \
| sin (2*x) 2*\-2 + 2*cos (2*x)/
|
/
∫sin3(2x)1dx=C+8log(cos(2x)−1)−8log(cos(2x)+1)+2(2cos2(2x)−2)cos(2x)
Gráfica
log(1 - cos(4)) log(1 + cos(6)) log(1 - cos(6)) log(1 + cos(4)) cos(6) cos(4)
- --------------- - --------------- + --------------- + --------------- + ------------------ - ------------------
8 8 8 8 / 2 \ / 2 \
2*\-2 + 2*cos (6)/ 2*\-2 + 2*cos (4)/
2(−2+2cos2(6))cos(6)+8log(1−cos(6))−2(−2+2cos2(4))cos(4)+8log(cos(4)+1)−8log(cos(6)+1)−8log(1−cos(4))
=
log(1 - cos(4)) log(1 + cos(6)) log(1 - cos(6)) log(1 + cos(4)) cos(6) cos(4)
- --------------- - --------------- + --------------- + --------------- + ------------------ - ------------------
8 8 8 8 / 2 \ / 2 \
2*\-2 + 2*cos (6)/ 2*\-2 + 2*cos (4)/
2(−2+2cos2(6))cos(6)+8log(1−cos(6))−2(−2+2cos2(4))cos(4)+8log(cos(4)+1)−8log(cos(6)+1)−8log(1−cos(4))
-log(1 - cos(4))/8 - log(1 + cos(6))/8 + log(1 - cos(6))/8 + log(1 + cos(4))/8 + cos(6)/(2*(-2 + 2*cos(6)^2)) - cos(4)/(2*(-2 + 2*cos(4)^2))
Estos ejemplos se pueden aplicar para introducción de los límites de integración inferior y superior.