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Matrice si determinanti

Authored by IONITA ALEXANDRA

Mathematics

11th Grade

Used 20+ times

Matrice si determinanti
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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

Media Image

3 -2

2 -1

3 3

1 0

0 1

1 -1

2 0

0 5

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

-7 6

2 8

1 -18

-2 10

14 6

-2 16

0 0

0 0

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

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

Media Image

AxB=

3      24
5      49

1      0
0       1

27       3
12       46

-3        -26
49       36

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