Valeurs de reference Flashcards

1
Q

5!

A

120

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2
Q

120

A

5!

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3
Q

4!

A

24

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4
Q

3!

A

6

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5
Q

1024

A

2^10

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6
Q

512

A

29

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7
Q

256

A

28

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8
Q

32

A

25

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9
Q
A
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10
Q

96 = combien de fois 12?

A

8

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11
Q

60 = combien de fois 12?

A

5

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12
Q

54 =

A

4 x 13

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13
Q

x0 quand x = 0 et x different de 0?

A

Toujours 1.

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14
Q

n2 = 16

n = √16 ?

A

4 ou -4

4

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15
Q

√343 + √112 + √63

A

Commencer par la plus petite valeur.

63 = 9*7 donc 7 doit etre facteur commun

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16
Q

Equation quadratique: comment resoudre

A

La plupart des equations quadratique se factorise simplement.

(x + a) (x + b)

La constante est le produit ab

Le coefficient de x est a+b