
Matrizes
Authored by Arthur Thomé
Mathematics
7th - 12th Grade
Used 16+ times

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5 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 10 pts
O que significa afirmar que uma matriz é quadrada?
Que a matriz tem todos os elementos maiores que zero.
Que sua lei de formação é aij = 2i + 2j.
Que tem linhas e colunas.
Que tem apenas uma linha e uma coluna.
Que tem o mesmo número de linhas e colunas.
Answer explanation
Uma matriz é considerada quadrada quando tem o mesmo número de linhas e de colunas.
2.
MULTIPLE SELECT QUESTION
1 min • 5 pts
Selecione as alternativas que possuem matrizes especiais.
Matriz quadrada
Matriz triângular
Matriz nula
Matriz 3x4
Matriz Identidade
3.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Qual formato da matriz A?
Ordem 3
3x1
1x3
Matriz coluna
4.
FILL IN THE BLANK QUESTION
1 min • 5 pts
Qual o valor de X para que a igualdade de matrizes seja verdadeira?
5.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Selecione a alternativa que contém os elementos a21 e a12.
12 e -6
12 e 24
24 e -6
-6 e 0
0 e 12
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