C3 Fonctions usuelles et leurs réciproques Flashcards

1
Q

def cercle trigo ?

A

cercle de centre 0 et de rayon 1

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2
Q

parité de sinus ?

A

impaire

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3
Q

parité de cosinus ?

A

paire

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4
Q

parité de tangente ?

A

impaire

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5
Q

sin(kpi) =

A

0

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6
Q

sin(pi/2 +2kpi) =

A

1

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7
Q

sin(-pi/2 +2kpi) =

A

-1

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8
Q

cos(pi/2 + kpi) =

A

0

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9
Q

cos(2kpi) =

A

1

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10
Q

cos (pi + 2kpi) =

A

-1

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11
Q

Pythagore avec sinus et cosinus ?

A

sin^2(x) + cos^2(x) = 1

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12
Q

sin(x+y) =

A

sin(x) * cos(y) + sin(y) * cos(x)

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13
Q

cos(x+y) =

A

cos(x) * cos(y) - sin(x) * sin(y)

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14
Q

cos(arcos(x)) =

A

x sur [-1 ; 1]

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15
Q

sin(arcsin(x)) =

A

x sur [-1 ; 1]

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16
Q

tan(arctan(x)) =

A

x sur R

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17
Q

arcos(cos(x)) =

A

x sur [0 ; pi]

18
Q

arcsin(sin(x)) =

A

x sur [-pi/2 ; pi/2]

19
Q

arctan(tan(x)) =

A

x sur ⌉-pi/2 ; pi/2⌈

20
Q

e^x/e^y =

A

e^(x-y)

21
Q

e^x * e^y =

A

e^(x+y)

22
Q

(e^x)^y =

A

e^(xy)

23
Q

e^0 =

A

1

24
Q

ln(e^x) =

A

x avec x € R

25
Q

e^(ln(x)) =

A

x avec x € R+*

26
Q

ln(e) =

A

1

27
Q

ln(1) =

A

0

28
Q

ln(xy) =

A

ln(x) + ln(y)

29
Q

ln(x^a) =

A

a ln(x) avec x € R+*

30
Q

croissance de e ?

A

strictement ↗️

31
Q

croissance de ln ?

A

strictement ↗️

32
Q

ln(1/x) =

A

= - ln(x)

33
Q

ln(x/y) =

A

ln (x) - ln(y)

34
Q

Domaine de définition, images du dom. de def, période et parité de sinus ?

A
  • R
  • [-1 ; 1]
  • 2pi
  • impaire
35
Q

Domaine de définition, images du dom. de def, période et parité de cosinus ?

A
  • R
  • [-1 ; 1]
  • 2pi
  • paire
36
Q

Domaine de définition, images du dom. de def, période et parité de tangente ?

A
  • R\ {pi/2 + kpi}
  • R
  • pi
  • impaire
37
Q

Domaine de définition, images du dom. de def, période et parité de arcsinus ?

A
  • [-1 ; 1]
  • [-pi/2 ; pi/2]
  • Ø
  • impaire
38
Q

Domaine de définition, images du dom. de def, période et parité de arccos ?

A
  • [-1 ; 1]
  • [0 ; pi]
  • Ø
  • Ø
39
Q

Domaine de définition, images du dom. de def, période et parité de arctan ?

A
  • R
  • ⌉-pi/2 ; pi/2⌈
  • Ø
  • impaire
40
Q

lx-yl <= M

A

y - M <= x <= y + M