Suites Flashcards

1
Q

Formule explicite d’une suite arithmétique

A

Un=U0+nr

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2
Q

Formule de récurrence d’une suite arithmétique

A

Un+1=Un+r

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3
Q

Formule explicite d’une suite géométrique

A

Un=U0xq^^n

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4
Q

Formule de récurrence d’une suite géométrique

A

Un+1=Unxq

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5
Q

Formule de récurrence d’une suite arithmetico-géométrique

A

Un+1=aUn+b

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6
Q

Lim (ln x)
n—> +infinie

A

+ infinie

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7
Q

Lim exp (n) =
n—> + infinie

A

+ infinie

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8
Q

Lim n^^x =
n—> + infinie

A

+infinie si x>0
1 si x= 0
0 si <0

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9
Q

Lim q^^n =
n—> +infinie

A

+infinie si >0
1 si q=0
0 si -1<q<1
N’existe pas si q<= 1

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10
Q

Lim sqrt (n) =
n—>+ infinie

A

+ infinie

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11
Q

Lim 1/n^^2 =
n—> + infinie

A

0

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12
Q

Lim (-2/3)^^n=
n—>+ infinie

A

N’existe pas car -1<-2/3<1

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