Chapitre 2 Flashcards

1
Q

calcul longueur d’un arc

A

rayon * (pi * degré/180)
OU
rayon * radian

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2
Q

angle de 360° en rad

A

2pi rad

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3
Q

angle de 180° en rad

A

pi rad

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4
Q

angle de 90° en rad

A

pi/2rad

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5
Q

sens direct

A

sens positif

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6
Q

sens indirect

A

sens négatif

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7
Q

Quand est ce que x et x’ ont le même point image ?

A

Quand x - x’ = k * 2pi

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8
Q

cos x

A

abscisse

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9
Q

sin x

A

ordonnée

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10
Q

cos x entre quelles nombres ?

A

entre -1 et 1

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11
Q

sin x entre quelles nombres ?

A

entre -1 et 1

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12
Q

Pour tout nombre réels x, qu’est ce qui est égale à 1

A

cos²x + sin²x

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13
Q

cos (-x) =

A

cos x

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14
Q

sin (-x) =

A

-sin x

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15
Q

nombre réel 0 à combien de degré

A

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16
Q

nombre réel pi/6 à combien de degré

17
Q

nombre réel pi/4 à combien de degré

18
Q

nombre réel pi/3 à combien de degré

19
Q

nombre réel pi/2 à combien de degré

20
Q

nombre réel pi à combien de degré

21
Q

cos 0

22
Q

sin 0

23
Q

cos pi/6

24
Q

sin pi/6

25
Q

cos pi/4

26
Q

sin pi/4

27
Q

cos pi/3

28
Q

sin pi/3

29
Q

cos pi/2

30
Q

sin pi/2

31
Q

cos pi

32
Q

sin pi