
Cartões de estudo produtos notáveis
Flashcard
•
Mathematics
•
8th Grade
•
Hard
Joselaine Patricia Knapp Both
FREE Resource
Student preview

8 questions
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1.
FLASHCARD QUESTION
Front
Qual é a principal diferença nos sinais entre as fórmulas do "Quadrado da Soma" e do "Quadrado da Diferença"?
Back
O sinal do termo do meio é positivo no "Quadrado da Soma" e negativo no "Quadrado da Diferença".
2.
FLASHCARD QUESTION
Front
Qual é a fórmula para o produto da soma pela diferença de dois termos, (a+b)(a-b)?
Back
a² - b²
3.
FLASHCARD QUESTION
Front
Qual é a expansão correta de (x+y)²?
Back
x² + 2xy + y²
4.
FLASHCARD QUESTION
Front
Qual é a expansão correta de (a-3)²?
Back
a² - 6a + 9
5.
FLASHCARD QUESTION
Front
Qual é a expansão correta de (2a-5b)²?
Back
4a² - 20ab + 25b²
6.
FLASHCARD QUESTION
Front
Qual é o resultado da multiplicação (6a+b)(6a-b)?
Back
36a² - b²
7.
FLASHCARD QUESTION
Front
Qual é a fórmula correta para o cubo da diferença de dois termos, (a-b)³?
Back
a³ - 3a²b + 3ab² - b³
8.
FLASHCARD QUESTION
Front
Qual é a fórmula correta para o cubo da soma de dois termos, (a+b)³?
Back
a³ + 3a²b + 3ab² + b³
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