
Expressões Matemáticas
Mathematics
1st Grade
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18 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O professor passou a seguinte expressão no quadro: 99² + 2.99.1 + 1². Qual foi a resposta que o aluno deu?
9,900
10,000
9,999
10,100
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O que representa a expressão (a + b).(a + b)?
A) A soma de dois termos
B) O produto notável
C) A diferença de dois termos
D) A divisão de dois termos
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a potência do produto (a + b).(a + b)?
A) (a + b)³
B) (a + b)²
C) (a + b)⁴
D) (a + b)¹
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cada elemento da base do quadrado (a + b)² é chamado de:
A) 1º termo e 2º termo
B) 1º número e 2º número
C) 1º fator e 2º fator
D) 1º elemento e 2º elemento
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O que representa o termo 2ab na fórmula (a + b)²?
Duas vezes o 1º termo vezes o 2º termo
O quadrado do 1º termo
O quadrado do 2º termo
A soma dos termos
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Na fórmula (a + b)², o que representa a²?
O quadrado do 1º termo
O quadrado do 2º termo
Duas vezes o 1º termo vezes o 2º termo
A soma dos termos
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Na fórmula (a + b)², o que representa b²?
O quadrado do 2º termo
O quadrado do 1º termo
Duas vezes o 1º termo vezes o 2º termo
A soma dos termos
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