
Produtos Notáveis
Authored by Raul Carneiro
Mathematics
9th - 12th Grade
Used 1+ times

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24 questions
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1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Find the product:
(y - 3)(y + 7)
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Desenvolva (x - 2)²
x² + 4
x² + 4x + 4
x² - 4x + 4
x² + 2x + 4
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Qual a expansão correta de (x + 3)² ?
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Qual o resultado da expressão abaixo?
(x + 2)(x - 2) + (2 + x)(2 - x)
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Qual a expansão correta de (x - 7)² ?
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Marque a opção que apresenta o resultado de:
10x² +9x + 2
-10x² +9x + 2
10x² +9x - 2
10x² -9x + 2
7.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Regra do Quadrado da Soma
1º termo ao quadrao, + 2 vezes o 1º termo vezes o 2º termo, + o 2º termo ao quadrado.
1º termo ao quadrao, + 2 vezes o 1º termo, + o 2º termo ao quadrado.
1º termo ao quadrao, + o 2º termo ao quadrado.
1º termo ao quadrao, - 2 vezes o 1º termo vezes o 2º termo, + o 2º termo ao quadrado.
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