Integral de 1/(cosx-3sinx) dx
Solución
Respuesta (Indefinida)
[src]
/ ____ / ____ /x\\ ____ / ____ /x\\
| \/ 10 *log|3 - \/ 10 + tan|-|| \/ 10 *log|3 + \/ 10 + tan|-||
| 1 \ \2// \ \2//
| ----------------- dx = C - ------------------------------- + -------------------------------
| cos(x) - 3*sin(x) 10 10
|
/
∫−3sin(x)+cos(x)1dx=C+1010log(tan(2x)+3+10)−1010log(tan(2x)−10+3)
Gráfica
____ / ____\ ____ / ____ \ ____ / / ____\\ ____ / ____ \
\/ 10 *log\3 + \/ 10 / \/ 10 *log\3 - \/ 10 + tan(1/2)/ \/ 10 *\pi*I + log\-3 + \/ 10 // \/ 10 *log\3 + \/ 10 + tan(1/2)/
- ---------------------- - --------------------------------- + -------------------------------- + ---------------------------------
10 10 10 10
−1010log(3+10)−1010log(−10+tan(21)+3)+1010log(tan(21)+3+10)+1010(log(−3+10)+iπ)
=
____ / ____\ ____ / ____ \ ____ / / ____\\ ____ / ____ \
\/ 10 *log\3 + \/ 10 / \/ 10 *log\3 - \/ 10 + tan(1/2)/ \/ 10 *\pi*I + log\-3 + \/ 10 // \/ 10 *log\3 + \/ 10 + tan(1/2)/
- ---------------------- - --------------------------------- + -------------------------------- + ---------------------------------
10 10 10 10
−1010log(3+10)−1010log(−10+tan(21)+3)+1010log(tan(21)+3+10)+1010(log(−3+10)+iπ)
-sqrt(10)*log(3 + sqrt(10))/10 - sqrt(10)*log(3 - sqrt(10) + tan(1/2))/10 + sqrt(10)*(pi*i + log(-3 + sqrt(10)))/10 + sqrt(10)*log(3 + sqrt(10) + tan(1/2))/10
Estos ejemplos se pueden aplicar para introducción de los límites de integración inferior y superior.