CARRES ET CUBES Flashcards

(31 cards)

1
Q

6 au carré

A

36

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2
Q

7 au carré

A

49

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3
Q

technique de calcul des carrés de bombes finissant par 5

A

Dizaines N * N+1, ajouter 25 à la fin
Ex
35 au carré
3 x 4 =12
On ajoute 25
1225

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4
Q

8 au carré

A

64

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5
Q

9 au carré

A

81

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6
Q

10^2

A

100

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7
Q

11^2

A

121

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8
Q

12^2

A

144

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9
Q

13^2

A

169

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10
Q

14^2

A

196

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11
Q

15^2

A

225

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12
Q

45^2

A

2025

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13
Q

16^2

A

256

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14
Q

17^2

A

289

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15
Q

18^2

A

324

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16
Q

19^2

17
Q

20^2

18
Q

21^2

19
Q

22^2

20
Q

23^2

21
Q

24^2

25
5^3
125
26
6^3
216
27
7^3
343
28
8^3
512
29
9^3
729
30
Tous les cubes composés de trois chiffres
Il y en a 5 5^3=125 6^3=216 7^3=343 8^3=512 9^3=729
31
11^3
1331