Sistemas de Equações
Quiz
•
Mathematics
•
8th Grade
•
Practice Problem
•
Hard
Luciana Faustino
Used 9+ times
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9 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Indica qual dos números é solução da equação
-2
2
1
0
2.
MULTIPLE SELECT QUESTION
2 mins • 1 pt
Considera a equação
De entre os pares ordenados (a,b) indica os que são solução da equação.
3.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Resolve em ordem a y a equação
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Determina os valores de a e b, sabendo que o par (x;y)=(2;1) é solução do sistema anterior.
a=2 e b=3
a=3 e b=4
a=2 e b=4
a=3 e b=3
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Considera o sistema de equações anterior.
Qual dos pares ordenados seguintes é solução do sistema?
6.
OPEN ENDED QUESTION
3 mins • Ungraded
Indica , justificando, o valor lógico desta afirmação.
Evaluate responses using AI:
OFF
7.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Como classificas o sistema de equações anterior?
8.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Observa o sistema seguinte.
Em qual dos referenciais seguintes está representado o sistema.
9.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
O Tiago tem 9 euros em moedas de 20 cêntimos e de 50 cêntimos. No total tem 30 moedas.
Considera:
x → n.º de moedas de 20 cêntimos
y → n.º de moedas de 50 cêntimos
Quantas moedas de cada tipo tem o Tiago?
Qual dos sistemas permite resolver o problema?
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