Formule Logarithme, Exp Et Puissance Flashcards

1
Q

Ln(e)= ?

A

1

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2
Q

Ln(1)= ?

A

0

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3
Q

La fonction ln est elle strictement croissante ou décroissante ?

A

Croissante

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4
Q

Ln(xy) = ?

A

Ln(x) + ln (y)

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5
Q

Ln(1/y)=

A

-ln(y)

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6
Q

Ln(x/y)=

A

Ln(x)-ln(y)

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7
Q

Ln(x°)=

°= une puissance tel que 2 (pour l’exemple)

A

2ln(x)

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8
Q

Ln(Racine carré x) =

A

Ln(x1/2)

1/2ln(x)

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9
Q

La fonction exponentielle est strictement croissante ou décroissante ?

A

Croissante

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10
Q

E°0=

A

1

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11
Q

E°x+y=

A

E°x X e°y

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12
Q

E°-x =

A

1/e°x

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13
Q

E°x-y=

A

E°x/e°y

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14
Q

(E°x)°a =

A

E°ax

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15
Q

X°a+b=

A

X°a X x°b

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16
Q

(xy)°a=

A

x°a X y°a

17
Q

x°-a =

A

1/x°a

18
Q

(x°a)°b=

A

x°aXb

19
Q

x°a-b=

A

x°a/x°b

20
Q

(x/y)°a =

A

x°a/y°a