
Quiz sobre a Regra de Cramer
Quiz
•
Mathematics
•
10th Grade
•
Practice Problem
•
Medium
GABRIEL PARISOTO
Used 2+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quem criou a regra de Cramer?
Gabriel Cramer
Isaac Newton
Albert Einstein
Leonhard Euler
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a finalidade da regra de Cramer?
Calcular integrais
Analisar funções trigonométricas
Estudar geometria analítica
Resolver sistemas de equações lineares
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Como são calculados os valores de Dx, Dy e Dz na regra de Cramer?
Somando os determinantes das matrizes
Dividindo os termos independentes pela matriz
Multiplicando os coeficientes das equações
Substituindo a coluna de interesse pelos termos independentes da matriz
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O que significa um sistema linear ser classificado como 'indeterminado'?
Não apresentar soluções
Possuir infinitas soluções
Ter um determinante igual a zero
Ter uma solução única
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a ordem da matriz para utilizar o Teorema de Laplace na regra de Cramer?
Igual a 4
Inferior a 3
Igual a 3
Superior a 3
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Como é calculado o determinante de uma matriz utilizando a regra de Sarrus?
Multiplicando os elementos das diagonais principais e somando os resultados
Subtraindo os elementos das diagonais secundárias
Dividindo os elementos da matriz
Somando os elementos da mesma linha
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o valor das incógnitas no sistema 2x2 após aplicar a regra de Cramer?
x = 2 e y = -3
x = 1 e y = 2
x = 1,5 e y = -1
x = 1,5 e y = -2
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