
Matrizes e Determinantes
Authored by ADRIANA BRITO
Mathematics
4th Grade
Used 66+ times

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14 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual o determinante da matriz?
14
-14
26
-26
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
É verdade que:
A matriz possui 12 elementos
a matriz é uma matriz de ordem 9
seu determinante vale 0
a soma dos elementos da diagonal principal é 4
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual a soma dos elementos da diagonal principal?
-9
-6
1
6
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
(Vunesp) Dadas as matrizes A e B , o determinante da matriz A.B é:
-1
6
10
12
14
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Calcule:
-4
-9
28
-1
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Calcule:
2
-9
10
-5
7.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
(Unicap - PE)
Calcule o valor de x, a fim de que o determinante da matriz A seja nulo.
0
2
9
13
15
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