
Expressões algébricas
Authored by Helena Vilhena Costa
Mathematics
University
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11 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Uma expressão algébrica pode ser composta por:
números
letras e números
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Reduzindo os termos semelhantes a simplificação da expressão algébrica 7a+3a é:
10a
4a
-4a
-10a
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Indica a expressão simplificada de 8a+a .
9a
7a
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Um quadrado tem lado 3a .
6a
12a
12
3a+3
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual das opções é uma expressão simplificada de 4x+x+x+2x+x ?
6x + 3
5x
9x
6x
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Reduzindo os termos semelhantes, a expressão -2x+6y+10x−2y−x ficaria:
7x + 4y
-7 x - 4y
11 x y
- 11 x y
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
As medidas dos lados de um triângulo são dadas por x , x+1 e x+2 .
A expressão algébrica que representa o perímetro desse triângulo é:
2 x + 3
3 x
3 x + 3
6 x
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