Formules Examen 2 Flashcards

1
Q

Donner le terme général d’une suite arithmétique:

A

a_n = d*n

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2
Q

Donner le terme récurant d’une suite arithmétique:

A

a_n = a_(n-1) + d (Pour n >= 2) a_1 = Première valeur de la suite.

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3
Q

Donner le terme général d’une suite géométrique:

A

a_n = r^n

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4
Q

Donner le terme récurant d’une suite géométrique:

A

a_n = a_(n-1) * r (Pour n >= 2) a_1 = Première valeur de la suite.

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5
Q

Donner la formule d’une somme arithmétique:

A

Sn = [n(a_1 + a_n)] / 2

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6
Q

Donner la formule d’une somme géométrique:

A

Sn = [a_1 * (r^n - 1)] / r - 1

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7
Q

Donner la formule de I (intérêt versé):

A

I = i*C

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8
Q

Donner la formule de j (taux nominal):

A

j = n*i

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9
Q

Donner la formule de l’annuité d’un PLACEMENT:

A

Vp = [A(1+i)*((1+i)^n - 1)] / i

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10
Q

Donner la formule de l’annuité d’un REMBOURSEMENT:

A

Vr = [A((1+i)^n - 1)] / i

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11
Q

Donner la formule de la valeur d’un placement selon un temps n.

A

Vn = C*(1+i)^n (Note: Sert aussi à calculer Vr)

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12
Q

Donner la formule du coût total en intérêt:

A

Itot = (A*n)-C

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