Repàs 2a avaluació 2 BAT

Quiz
•
Mathematics
•
12th Grade
•
Medium
CARLOS GIMENEZ
Used 2+ times
FREE Resource
26 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Multipliquem una matriu A, d'ordre 4, pel nombre 5. El determinant de la nova matriu és
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
D'aquest sistema podem afirmar que:
Sempre és compatible
Si k=1 no té solució
Si k=-1 té infinites solucions
Si k=1 el sistema té una única solució.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Per què el producte escalar de dos vectors dona 0?
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Si multipliquem una matriu amb 3 files i 2 columnes per una matriu amb 2 files i 4 columnes, quines dimensions té la matriu resultant?
3 files i 4 columnes
2 files i 2 columnes
3 files i 3 columnes
2 files i 4 columnes
No es pot fer
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Si multipliquem una matriu de 2 files i 3 columnes per una matriu de 3 files i 4 columnes, la matriu producte serà una matriu de:
2 files i 4 columnes
3 files i 3 columnes
4 files i 4 columnes
2 files i 4 columnes
No es pot fer
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