
STEM 1

Quiz
•
Mathematics
•
KG - 12th Grade
•
Hard
LUCA COLASURDO
Used 1+ times
FREE Resource
40 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Una popolazione, che é inizialmente di 32 batteri, aumenta del 50% ogni ora.
Di quanti batteri sará dopo 4 ore?
100
112
128
162
256
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
5
3
3^2
2^3
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
8736. Se il logaritmo di base 9 di x = -3, allora?
l'equazione non ha senso perché la base é maggiore di 1
x = 1/3
l'equazione non ha senso perché il valore di un logaritmo non puó mai essere negativo
x = 1/729
x = 729
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
8741. La retta
x - 2 = 0
é parallela all'asse x
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
8742. Il logaritmo di x in base 7 é un numero y tale che:
y^7 = x
x^7 = y
10^x = 7
7^y = x
y^x = 7
6.
OPEN ENDED QUESTION
2 mins • 1 pt
Evaluate responses using AI:
OFF
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
8752. Nell'insieme dei numeri reali la disequazione:
x^2 - 9 < 0
é verificata per:
qualunque valore di x
Valori di x esterni all'intervallo (-3; 3) estremi esclusi
Valori di x interni all'intervallo (-3; 3) estremi esclusi
Valori di x esterni all'intervallo (-3; 3) estremi inclusi
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