Esercitazione 3 - Sistemi lineari

Quiz
•
Mathematics
•
10th Grade
•
Medium
christian ferraris
Used 2+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE SELECT QUESTION
3 mins • 1 pt
Indica quali coppie di numeri sono soluzione dell'equazione nelle incognite x e y.
(0;0)
(1;2)
(-6;-6)
(0;1)
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Dal punto di vista della comodità dei calcoli, quale fra i seguenti sistemi si presta meglio al metodo del confronto?
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Nel sistema a fianco, quali sono fattori per cui moltiplicare le due equazioni affinché i coefficienti di y siano opposti?
18 per entrambe le equazioni.
3 per la prima equazione e 2 per la seconda.
2 per la prima equazione e 3 per la seconda.
3 per la prima equazione e -2 per la seconda.
4.
OPEN ENDED QUESTION
10 mins • 1 pt
Quanto costa 1 kg di broccoli e 1 kg di cavolfiori?
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5.
FILL IN THE BLANK QUESTION
2 mins • 1 pt
Calcola il determinante in figura.
6.
FILL IN THE BLANK QUESTION
5 mins • 1 pt
Calcola il determinante della matrice in figura.
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Se un sistema ha D=-1, Dx=0 e Dy=0, allora è impossibile.
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