
Quadrado de Soma e Termos Compostos
Interactive Video
•
Mathematics
•
6th - 9th 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 a fórmula geral para o quadrado da soma de dois termos?
a² - 2ab + b²
2a + 2b
a² + 2ab + b²
a² + b²
Tags
CCSS.HSA.APR.A.1
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a operação realizada entre os termos ao desenvolver o quadrado de uma soma?
Divisão
Adição
Multiplicação
Subtração
Tags
CCSS.6.EE.A.3
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
No exemplo do quadrado de (x + 1), qual é o termo resultante da multiplicação de 2 vezes o primeiro termo?
x²
x
1
2x
Tags
CCSS.HSA.APR.C.4
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o resultado final do quadrado de (x + 1)?
x² + 2x + 1
x² + 1
2x + 1
x² + 2x
Tags
CCSS.6.EE.A.3
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
No exemplo do quadrado de (2x + 10), qual é o quadrado do primeiro termo?
2x²
x²
4x²
8x²
Tags
CCSS.HSA.APR.C.4
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o resultado final do quadrado de (2x + 10)?
4x² + 40x + 100
4x² + 20x + 100
4x² + 40x + 10
2x² + 40x + 100
Tags
CCSS.7.EE.A.1
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a importância dos parênteses ao calcular o quadrado de um termo composto como (2x)?
Eles não são importantes.
Eles indicam que o expoente se aplica a todo o termo.
Eles são usados apenas para estética.
Eles são usados para separar termos.
Tags
CCSS.HSA.APR.C.4
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