Sin And Cos Mem Flashcards

1
Q

0 degrees

A

Sin: 0
Cos: 1
Tan: 0

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2
Q

30 degrees

A

Sin: 1/2
Cos: square root of 3/2
Tan: square root of 3/3

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3
Q

45 degrees

A

Sin: square root of 2/2
Cos: square root of 2/2
Tan:1

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4
Q

60 degrees

A

Sin: square root of 3/2
Cos: 1/2
Tan:square root of 3

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5
Q

90 degrees

A

Sin: 1
Cos:0
Tan: indéfinie

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6
Q

180 degrees

A

Sin: 0
Cos:-1
Tan:0

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7
Q

270 degrees

A

Sin: -1
Cos:0
Tan:indéfinie

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8
Q

Sin

A

y/r

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9
Q

Cos

A

x/r

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10
Q

Tan

A

y/x

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11
Q

CAST

A

S | A
——
T | C

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12
Q

Fonction périodique

A

Une fonction dont les valeurs de y se répètent à des intervalles réguliers.

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13
Q

Période

A

La longueur horizontale d’un cycle de la représentation graphique d’une fonction périodique:

For sin and cos
P=360/b or k

For tan
180/k

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14
Q

Amplitude

A

La moitié de la différence entre la valeur max et min de la fonction

A=|a|

A= Vmax - Vmin
——————
2

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15
Q

Pts. Remarquable de sin(x)

A

0,0
180,0
360,0
90,1
270,-1

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16
Q

Pts. Remarquables de cos(x)

A

180,-1
0,1
360,1
90,0
270,0

17
Q

Pts. Remarquables de tan(x)

A

Asymptote a 90 degrees then at each 180 and a pt at 180

18
Q

Déphasage

A

Translation horizontale qu’à subis le graphique de base

=c

19
Q

Pt. D’équilibre

A

D= Vmax+Vmin
——————
2