
Sistemas Lineares e Geometria
Quiz
•
Mathematics
•
11th Grade
•
Practice Problem
•
Hard
SARA OSOWSKI MIERES
Used 2+ times
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30 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Considere o sistema linear: \[ \begin{cases} x + y = 4 \\ 2x - y = 1 \end{cases} \] Qual é a solução do sistema?
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O sistema linear \[ \begin{cases} x - y = 2 \\ 2x - 2y = 4 \end{cases} \] é classificado como:
Possível e determinado
Possível e indeterminado
Impossível
Homogêneo
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Duas retas no plano cartesiano se cruzam em um único ponto. O sistema formado por suas equações é:
Possível e determinado
Possível e indeterminado
Impossível
Trivial
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Considere o sistema: \[ \begin{cases} 2x + 3y = 6 \\ 4x + 6y = 12 \end{cases} \] Quantas soluções possui esse sistema?
Nenhuma
Uma única solução
Infinitas soluções
Duas soluções
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O sistema \[ \begin{cases} x + 2y = 5 \\ 2x + 4y = 10 \end{cases} \] representa geometricamente:
Duas retas paralelas
Duas retas coincidentes
Duas retas perpendiculares
Duas retas que se cruzam em dois pontos
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual das alternativas representa um sistema impossível?
As retas se cruzam em um ponto
As retas são coincidentes
As retas são paralelas e distintas
As retas se cruzam em dois pontos
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Considere o sistema: \[ \begin{cases} x + y = 3 \\ x - y = 1 \end{cases} \] O ponto de interseção das retas é:
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