Recuperação 9° ano
Authored by DJENIFER STOBEL
Mathematics
1st - 5th Grade
Used 9+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Qual alternativa representa a expressão 8a²+12a⁴b-22a³y fatorada?
2a²(4+6a²b-11ay)
4a²(2+3ab-6ay)
8a(1+2a²x-3ay)
22a³y
2.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Qual alternativa representa a forma fatorada da expressão: 6x³y³ – 9x²y + 15xy²?
"3xy (2x²y+2-5xy)"
"3x²y² (2xy – 3x + 5y)"
"3x²y² (1xy – 2x² + 3y)"
"3xy (2x²y² – 3x + 5y)"
3.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Qual é o monômio comum entre o polinômio "4x³ + 2x² + 6x"
x
2x
x²
4x²
4.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
O agrupamento da fatoração de 3ax-3b+9a-bx é:
(3 + x) (3a-b)
x
3ax
(6x-ab) bx
5.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Qual das opções abaixo corresponde a fatoração do polinômio x³+4x²y²?
X + y
x²(1+4y²)
4xy
4(x+Y)
6.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
(5+2x)² Corresponde a:
5²+2.5.2x+2²
25+20x+4x²
5²+20-4 (x)
2x²
7.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
(3b-4x)² é igual a:
9b+24xb-16x
6b²+12xb+8x²
9b²+24xb+8x²
9b²-24xb+16x²
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