旋转体体积计算

GeoGebra 命令及参数

1. Sequence(Segment[(k, f(k), 0), (k + d, f(k), 0)], k, a, b - d, d) → l3
2. Textfield(g) → Function
3. CurveCartesian(t, f(t), t, a, b) → j
4. Sequence(Surface[CurveCartesian[t, f(k), t, k, k + d], theta, yAxis], k, a, b - d, d) → l1
5. Sequence(Surface[CurveCartesian[k, t, t, 0, g(k)], theta, yAxis], k, a, b, d) → l6
6. Surface(j, theta, yAxis) → l
7. CurveCartesian(t, 0, t, a, b) → c
8. Sequence(Segment[(k, 0, 0), (k, f(k), 0)], k, a, b, d) → l4
9. Surface(c, theta, yAxis) → k
10. CurveCartesian(b, t, t, 0, g(b)) → m
11. Surface(m, theta, yAxis) → o
12. CurveCartesian(a, t, t, 0, g(a)) → p
13. Surface(p, theta, yAxis) → q