#1: Rotationskörper
Funktion rotiert
um die x-Achse
2
#2: f(x) := (x + 4)
#3: [¿, f(¿)·SIN(t), f(¿)·COS(t)]
2
#4: g(x) := (x - 4)
#5: [¿, g(¿)·SIN(t), g(¿)·COS(t)]
#6: [g(¿)·SIN(t), g(¿)·COS(t), ¿]
#7: [g(¿)·SIN(t), ¿, g(¿)·COS(t)]
#8: [f(¿)·SIN(t), f(¿)·COS(t), ¿]



