Equações de 1º Grau
Quiz
•
Mathematics
•
7th Grade
•
Practice Problem
•
Hard
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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
As equações de primeiro grau são sentenças matemáticas que estabelecem relações de igualdade entre termos conhecidos e desconhecidos, representadas sob a forma:
ax+b = 1
ax+b = 2
ax+b = 0
ax+b = 0
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Complete com a palavra que está faltando: O valor desconhecido é chamado de _________ que significa "termo a determinar".
variante
numerador
resultado
incógnita
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nas equações do primeiro grau, o expoente das incógnitas é sempre igual a:
0
1
2
Infinito
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Complete corretamente a frase: Quando um termo da equação mudar de lado do sinal de igual, devemos
Inverter a operação
Sempre multiplicar a operação
Sempre dividir a operação
Subtrair a operação
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Uma equação do 1º grau deve possuir uma característica específica. Qual das opções abaixo NÃO É uma equação do 1º grau?
3x+1=5
x²y+3z=1
−7y=−63
x+3=−5x−1
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