
Matrice si determinanti
Authored by IONITA ALEXANDRA
Mathematics
11th Grade
Used 20+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cand e posibila adunarea si scaderea matricelor?
Când sunt una transpusa celeilalte.
Când au acelasi numar de linii si coloane
Când m=n
Când sunt matrice patratice
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Fie matricea A =
1 0 -1
2 -2 3
elementul a23 este egal cu :
1
3
2
-1
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Fie matricea:
3 -5
2 0
Determinantul ei este egal cu:
0
4
-19
10
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
3 -2
2 -1
3 3
1 0
0 1
1 -1
2 0
0 5
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
-7 6
2 8
1 -18
-2 10
14 6
-2 16
0 0
0 0
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
A+B=
-4 -4
4 4
8 3
2 13
0 9
7 2
8 -4
9 13
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
AxB=
3 24
5 49
1 0
0 1
27 3
12 46
-3 -26
49 36
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