Avaliação de Recuperação de Matemática - 9º Ano
Quiz
•
Mathematics
•
7th Grade
•
Medium
Used 1+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Efetue os cálculos utilizando produtos notáveis: (x+5)²=
x²+10x+25
x²+25
x²+5x+25
x²+10x+10
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Desenvolva as expressões: (x+7)(x-7)=
x²+49
x²-49
x²-14x+49
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
(x+4)²=
x²+8x+16
x²+6x+9
x²+14x+49
x²+14x+49
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
3. Identifique o tipo de produto notável: a) (x-4)²= Tipo: (A) Soma de dois termos ao quadrado / (B) Diferença de dois termos ao quadrado / (C) Produto da soma pela diferença
Soma de dois termos ao quadrado
Diferença de dois termos ao quadrado
Produto da soma pela diferença
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Identifique o tipo de produto notável e desenvolva: (b) (x+3)(x-3)= Tipo: (A) Soma de dois termos ao quadrado / (B) Diferença de dois termos ao quadrado / (C) Produto da soma pela diferença
Soma de dois termos ao quadrado
Diferença de dois termos ao quadrado
Produto da soma pela diferença
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Fatore colocando o fator comum em evidência: 7xy+14xz= ?
7x(y+2z)
7x(y+14z)
7xy(1+2z)
7x(y+z)
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Resolva (fatore colocando o fator comum em evidência): 15x²y+10xy²=
5xy(3x+2y)
5xy(3x+10y)
5xy(15x+10y)
5x²y²(3+2)
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