
Produtos Notáveis e Expressões Algébricas

Quiz
•
Mathematics
•
9th Grade
•
Hard
DANIEL SAMPAIO
Used 1+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Resolvendo os produtos notáveis da expressão (2x – 5) (2x + 5) – (2x – 5)² e simplificando, encontraremos como resultado o polinômio:
20x
20x – 50
8x² + 2x²
50
2x – 25
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Aplicando as regras de produtos notáveis, calcule: (x + 2y)²
x² + 4xy + 4y²
x² + 2xy + 4y²
x² + 2y²
x² + 2xy + y²
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Aplicando as regras de produtos notáveis, calcule: (3a + b)²
9a² + 6ab + b²
6a² + 3ab + b²
9a² + b²
3a² + 2ab + b²
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Aplicando as regras de produtos notáveis, calcule: (4y - 2)²
16y² - 16y + 4
16y² - 8y + 4
8y² - 4y + 2
16y² - 4y + 2
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Aplicando as regras de produtos notáveis, calcule: (5 + 3y)(5 – 3y)
25 - 9y²
25 + 9y²
25 - 6y
25 + 6y
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Aplicando as regras de produtos notáveis, calcule: (a2 + 1)(a2 – 1)
a⁴ - 1
a⁴ + 1
a² - 1
a² + 1
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Encontre o produto notável que tem como resposta x² - 10x + 25:
(x - 5)²
(x + 5)²
(x - 10)²
(x + 10)²
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