
Polinómios. Equações literais
Authored by cristina taveira
Mathematics
8th Grade

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
-xy;3x
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Uma expressão simplificada de -xy+x-2+3xy-3x é:
-2
2xy-4x-2
2xy-2x-2
2xy-4x
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A figura representa um hexágono cujas medidas se encontram na mesma unidade.
Em qual das opções se encontra a expressão simplificada do perímetro do hexágono?
8x+1
8x+1
16x
14x+2
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
3
-1
1
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o grau do monómio que representa a área do retângulo da figura ao lado?
2
3
4
5
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
x=1 e y=1
x=3 e y=1/2
x=6 e y=1
x=5 e y=1
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A figura é formada por dois quadrados.
A expressão que representa o perímetro da figura é:
12x+20
15x+5
14x+20
10x+20
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