Integral de sin(x)*cos(x/4)*(x^2+1) dx
Solución
Gráfica
6128 1972*cos(3/2)*cos(3/8) 128*cos(3/2)*sin(3/8) 272*cos(3/8)*sin(3/2) 3347*sin(3/2)*sin(3/8)
- ---- - ---------------------- - --------------------- + --------------------- + ----------------------
3375 3375 75 75 3375
−33756128−75128sin(83)cos(23)−33751972cos(83)cos(23)+33753347sin(83)sin(23)+75272sin(23)cos(83)
=
6128 1972*cos(3/2)*cos(3/8) 128*cos(3/2)*sin(3/8) 272*cos(3/8)*sin(3/2) 3347*sin(3/2)*sin(3/8)
- ---- - ---------------------- - --------------------- + --------------------- + ----------------------
3375 3375 75 75 3375
−33756128−75128sin(83)cos(23)−33751972cos(83)cos(23)+33753347sin(83)sin(23)+75272sin(23)cos(83)
-6128/3375 - 1972*cos(3/2)*cos(3/8)/3375 - 128*cos(3/2)*sin(3/8)/75 + 272*cos(3/8)*sin(3/2)/75 + 3347*sin(3/2)*sin(3/8)/3375
Estos ejemplos se pueden aplicar para introducción de los límites de integración inferior y superior.