
Fatoração Quiz
Quiz
•
Mathematics
•
9th Grade
•
Practice Problem
•
Hard
Used 1+ times
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8 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Answer explanation
To facilitate factoring by grouping, we need a term that can be combined with 3x^2. The term 9x^2 can be grouped with 3x^2 to simplify the factoring process.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Identificar os coeficientes
Agrupar os termos em pares
Fatorar cada grupo
Simplificar a expressão
Answer explanation
Agrupar os termos em pares é o primeiro passo para fatorar essa expressão por agrupamento.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Answer explanation
The common factor in the first two terms is 'a' because both terms have 'a' as a coefficient.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Answer explanation
To factor by grouping, we group the terms and factor out the common factors. In this case, we can factor out '3m' from the first two terms and '2' from the last two terms, resulting in '3m(2m + 3) + 2(2m + 3)'.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Answer explanation
Ao agrupar os termos da expressão, o fator comum no segundo grupo de termos é 1, pois ambos os termos são múltiplos de 1.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Answer explanation
Ao fatorar por agrupamento, podemos agrupar os termos em pares: a(b + c) + d(b + c). Em seguida, fatoramos o termo comum (b + c) para obter (a + d)(b + c). Portanto, a expressão simplificada é (a + d)(b + c).
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Answer explanation
Choose the expression factored form by grouping like terms: 3(k^2 + 2k + 3k + 6), then factor out the common factor to get 3(k + 3)(k + 2)
8.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Answer explanation
Ao aplicar a fatoração por agrupamento, o fator comum extraído do primeiro par de termos é x.
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