Logarithme décimal et exponentielles

Quiz
•
Mathematics
•
11th - 12th Grade
•
Hard
Fabien Dupeux
Used 80+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Quelles sont les fonctions exponentielles parmi les fonctions suivantes ?
f(x) = 10
f(x) = 10x
f(x) = log (x)
f(x) = x²
f(x) = 2x
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quelle est la forme de l'expression d'une fonction exponentielle ?
f(x) = qx
f(x) = x²
f(x) = 10x
f(x) = 5 - x
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quelle est l'expression d'une fonction exponentielle de 7 ?
f(x) = x7
f(x) = 7x
f(x) = 7 + x
f(x) = 7x
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quel l'intérêt d'utiliser la fonction logarithme ?
Elle permet de résoudre une équation de forme a x² + bx + c = 0.
Elle permet de calculer le signe d'une dérivée.
Elle permet de résoudre une équation de forme qx = b.
Elle permet de compléter un tableau de variations.
5.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Quels sont les résultats corrects ?
log (1) = 0
log (2) n'est pas calculable
log (10) = 1
log (0) = 1
log (0) n'est pas calculable
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quelle est la forme de la courbe de la fonction logarithme décimale ?
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quelle est la valeur de : log (102) ?
10
2
1
0
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