
Expressões Algébricas e Quadrados
Interactive Video
•
Mathematics
•
6th - 8th Grade
•
Practice Problem
•
Hard
+2
Standards-aligned
Ethan Morris
FREE Resource
Standards-aligned
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o tema principal abordado no vídeo?
Trigonometria
Equações diferenciais
Produtos notáveis
Geometria analítica
Tags
CCSS.HSA-REI.B.4B
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Se x + y = 8 e xy = 15, qual expressão estamos tentando resolver?
x² + y²
x² + 2xy + y²
x² + 6xy + y²
x² - 6xy + y²
Tags
CCSS.6.EE.A.3
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a primeira modificação feita na expressão x² + 6xy + y²?
Substituir 6xy por 3xy
Substituir 6xy por 2xy + 4xy
Substituir 6xy por 5xy + xy
Substituir 6xy por 6xy
Tags
CCSS.HSA-REI.B.4B
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a importância de adicionar 4xy à expressão?
Para eliminar termos
Para aumentar a complexidade
Para completar o quadrado da soma
Para simplificar a expressão
Tags
CCSS.HSA.APR.C.4
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o valor de x + y ao quadrado?
81
64
49
36
Tags
CCSS.6.EE.A.2C
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o valor de 4 vezes xy?
45
60
30
75
Tags
CCSS.6.EE.A.2C
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o valor de 8 ao quadrado?
64
80
56
72
Tags
CCSS.6.EE.A.2C
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