第一章向量评估问题

GeoGebra 命令及参数

1. Random(2, 4) → i
2. Random(1, 4) → pick
3. Element(s, pick) → h
4. Element(t_1, pick) → a_1
5. Random(-1, 2) → f
6. Random(2, 4) → r
7. Random(1, 3) → a
8. Random(5, 6) → b
9. Random(9, 10) → d
10. Random(2, 5) → c
11. Vector(A, B) → u
12. Vector(F, E) → w
13. Vector(B, F) → v
14. Vector(A, E) → V_r
15. Textfield(ac) → InputBox3
16. Textfield(ad) → InputBox4
17. Textfield(ae) → InputBox5
18. Textfield(af) → InputBox6
19. Textfield(aa) → InputBox1
20. Textfield(ab) → InputBox2
21. Element(t, pick) → text3
22. Textfield(ag) → InputBox7
23. Textfield(ah) → InputBox8
24. Random(0, 1) → f_2
25. Random(1, 4) → pick_1
26. Element(s_1, pick_1) → h_2
27. Random(4, 5) → a_2
28. Random(8, 15) → d_2
29. Textfield(ae) → InputBox5_1
30. Textfield(af) → InputBox6_1
31. Random(0, 1) → f_3
32. Random(1, 4) → pick_2
33. Element(s_2, pick_2) → h_3
34. Random(4, 5) → a_3
35. Random(8, 15) → d_3
36. Textfield(ae) → InputBox5_2
37. Textfield(af) → InputBox6_2
38. Random(0, 1) → f_4
39. Random(1, 4) → pick_3
40. Element(s_3, pick_3) → h_4
41. Random(4, 5) → a_4
42. Random(8, 15) → d_4
43. Textfield(ae_1) → InputBox5_3
44. Textfield(af_1) → InputBox6_3
45. Random(0, 1) → f_5
46. Random(1, 4) → pick_4
47. Element(s_4, pick_4) → h_5
48. Random(4, 5) → a_5
49. Random(8, 15) → d_5
50. Textfield(ae_2) → InputBox5_4
51. Textfield(af_2) → InputBox6_4
52. If(ae ≟ n ∧ af ≟ o, "Good Job!", "Try Again") → text2
53. If(ab ≟ k ∧ aa ≟ j, "Good Job!", "Try Again") → text2_4
54. If(ac ≟ l ∧ ad ≟ m, "Good Job!", "Try Again") → text2_1
55. If(ag ≟ h_1 ∧ ah ≟ i_1, "Good Job!", "Try Again") → text2_3