Title: Suites géométriques
Course: Spécialité MATHS en classe de première

Feedback shared by this category's questions, if right: Votre réponse est correcte.
Feedback shared by this category's questions, if partly right: Votre réponse est partiellement correcte.
Feedback shared by this category's questions, if wrong: Votre réponse est incorrecte.

Q: [Image]
A: 81
Feedback ("90"): Tu as calculé u_1
Feedback: [Image]

Q: [Image]
A: 1536
Feedback ("3072"): _ATTENTION : le premier terme de la suite est u1
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Q: [Image]
A: 5
Feedback ("4"): _pour N=4, on obtient U=80
Feedback: [Image]

Q: [Image]
A: 6
Feedback ("5"): _Pour N=5, on obtient U=65.61 qui est encore supérieur à 60 ATTENTION : la valeur initiale de N est 1
Feedback: [Image]

Q: [Image]

Réponses : U = [...]          S = [...]
A: 32; 62
Feedback: [Image]

Q: [Image]
- [Image] | Formule A
- [Image] | Formule B
- [Image] | Formule C
- [Image] | Formule D
Feedback: [Image]

Q: [Image]
- 3,709875
- 2,8525
- 0,857375 (ATTENTION : tu as calculé 0.95^3)
- 2,709875
A: 3,709875
Feedback: [Image]

Q: [Image]

Réponses :
[Image][...]

[Image][...]

[Image][...]
A: 11; 11.9; 12.71
Partly right: gap 3 12.7 (50%)
Feedback: [Image]

Pour chacune des suites, préciser si elle est géométrique, arithmétique ou ni l’une ni l’autre.
Feedback: [Image]

Q: [Image]

Réponses :
[Image][...]

[Image][...]
A: 80; 20
Feedback: [Image]

Q: [Image]
- [Image]
- [Image]
- [Image]
- [Image]
- [Image]
- [Image]
A: [Image]; [Image]; [Image]; [Image]
Feedback: [Image]

Q: [Image]
- [Image]
- [Image]
- [Image]
- [Image]
A: [Image]; [Image]
Feedback: [Image]

Q: [Image]
- [Image]
- [Image]
- [Image]
- [Image]
- [Image]
A: [Image]; [Image]; [Image]
Feedback: [Image]

Q: [Image]
- [Image]
- [Image]
- [Image]
- [Image]
- [Image]
- [Image]
A: [Image]; [Image]
Feedback: [Image]

Q: [Image]

[Image]
[...]

[Image]
[...]

[Image]
[...]

[Image]
[...]

[Image]
[...]

[Image]
[...]
A: 0; [Image]; 0; [Image]; 10; 5
Gap 1 offers: 0; 0,9; [Image]; [Image]
Gap 2 offers: 0; 1,01; [Image]; [Image]
Gap 3 offers: 0; 990; [Image]; [Image]
Gap 4 offers: 0; [Image]; [Image]; [Image]
Gap 5 offers: 0; 10; [Image]; [Image]
Gap 6 offers: 0; 1; 5; [Image]
Feedback: [Image]

Q: [Image]

[Image][...]          [Image][...]

[Image]

[...]

[Image]

[Image][...]

[Image]
A: 1.75; 1.875; [Image]; 2
Gap 3 offers: [Image]; [Image]; [Image]; [Image]
Feedback: [Image]

Q: [Image]

[Image][...]

[Image][...]

[Image]

Réponse : [...]

[Image]
A: 0; 400; Algorithme A
Gap 1 offers: 0; 100; 75; [Image]
Gap 2 offers: 0; 100; 300; 400; [Image]
Gap 3 offers: Algorithme A; Algorithme B
Feedback: [Image]