Teste sem título

Teste sem título

7th Grade

17 Qs

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Teste sem título

Teste sem título

Assessment

Quiz

Mathematics

7th Grade

Hard

Created by

Cleonice Carvalho Leão De Gouveia

Used 7+ times

FREE Resource

17 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Qual dos pares de termos abaixo é composto por termos semelhantes?

7𝑥𝑦 e 7𝑥𝑦²

5𝑚𝑛² e 3𝑚𝑛

6𝑝²𝑞 e – 3𝑞𝑝²

4𝑎²𝑏 e – 2𝑎𝑏²

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

A soma da expressões algébricas (3𝑥 + 2) + (4𝑥 − 5) é:

9𝑥 − 3

3𝑥 + 2

7𝑥 + 10

7𝑥 − 3

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

A soma da expressão algébrica (2𝑥 + 3) + (5𝑥 + 7) é:

7𝑥 + 10

9𝑥 − 3

7𝑥 − 3

3𝑥 + 2

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Determine se a sentença (2,5𝑥 − 1,4𝑦 ) + (1,3𝑥 + 0,6𝑦 ) = 3,8𝑥 + 0,8y é verdadeira ou falsa.

Verdadeiro
Falso

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Determine se a sentença é verdadeira ou falsa (4,7𝑚 + 2,2𝑛) − (3,1𝑚 − 1,8𝑛) = 1,6𝑚 + 4n

Verdadeiro
Falso

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Qual das expressões abaixo representa a aplicação da propriedade distributiva com resultado correto?

3(𝑥 ² + 4) = 3𝑥² + 4

− (5 − 1 )= −5 − 1

2(4 + 𝑦) = 8 + 2y

2(3 − 7) = 6 + 14

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Qual é a Área de 3𝑥 ⋅ (4𝑥 − 2)

12 x - 6x

12x² + 6x

12x² + 6

12x² - 6x

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