mate formule bac Flashcards

1
Q

varful parabolei

A
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2
Q

relatiile lui viete

A
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3
Q

ce face delta

A
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4
Q

f injectiva

A

strict monotona

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5
Q

f surjectiva

A

Im f= D

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6
Q

f bijectiva <==>

A

f inversabila

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7
Q

f bijectiva <==>

A

f inversabila

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8
Q

functie para

A

f(-x) = f(x)

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9
Q

functie impara

A

f(-x)=-f(x)

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10
Q

conditii de existenta logaritmi

A

a>0 , a dif 1; b>0

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11
Q

progresie aritmetica -conditia de baza si termenul general si suma primilor n termeni

A
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12
Q

progresie geometrica -conditia de baza si termenul general si suma primilor n termeni

A
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13
Q

suma de patrate

A
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14
Q

suma de cuburi

A
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15
Q

/x+y/ <=/x/+/y/

A
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16
Q

modulul unui nr complex

A
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17
Q

0!

A

1

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18
Q

aranjamente

A
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19
Q

combinari

A
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20
Q

conditii aranjamente si combinari

A

0<=k<=n; k,n apartin N; n>=1

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21
Q

nr total de submultutimi

A

2’n

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22
Q

modulul vectorului

A
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23
Q

produs scalar vectori

A
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24
Q

vectori perpendiculari

A
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25
Q

distanta de la un punct la o dreapta

A
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26
Q

transpusa lui A

A
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27
Q

urma matricii A

A
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28
Q

t(AB)=

A

tB * tA

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29
Q

t(AB)=

30
Q

matrice inversabila - cum se afla si conditia existentei

31
Q

sistem incompatibil

A

nu are solutie

32
Q

sistem compatibil

A

are cel putin o solutie

33
Q

sistem compatibil unic determinat

A

delta =/ 0

34
Q

sistem compatibil nedeterminat

A

are mai mult de o solutie delta=0

35
Q

sin (90 - x)

36
Q

cos(90-x)=

37
Q

sin a + sin b

38
Q

sin a - sin b

39
Q

cos a +cos b

40
Q

cos a - cos b

41
Q

tg (90-x)

42
Q

ctg(90-x)

43
Q

trigonometrie f pare

44
Q

trigonometrie f impare

A

sin tg ctg

45
Q

ecuatii trig sin a

46
Q

ecuatii trig cos a

47
Q

ecuatii trig tg a

48
Q

ecuatii trig ctg a

49
Q

teorema sin

50
Q

teorema cos

51
Q

teorema cos

52
Q

A tr dr

53
Q

A tr echil

54
Q

ialtime tr echil

55
Q

inaltime tr dr

57
Q

r

58
Q

monoid

A

asociativitate si elem neutru

59
Q

grup

A

asociativitate, elem neutru, simetrizabilitate

60
Q

grup abelian

61
Q

morfism

62
Q

izomorfism

A

morfism si bijectiv

63
Q

nedeterminari

64
Q

asimptota vericala

65
Q

f derivabila = f continua

66
Q

integrale repetat

67
Q

derivate repetat

68
Q

integrala de la a la x din g(t)

69
Q

integrare prin parti

70
Q

arie integrala

A

integrala de la a la b din modul de f

71
Q

volum integrala

A

pi integrala de la a la b din f patrat