Expressões Algébricas

Expressões Algébricas

8th Grade

17 Qs

quiz-placeholder

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Expressões Algébricas

Expressões Algébricas

Assessment

Quiz

Mathematics

8th Grade

Hard

Created by

Daniell Ferreira

Used 250+ times

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17 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Um prédio tem nove andares com três janelas em cada andar. Todas as janelas tem vidro fumê com comprimento de medida a e largura de medida b. Escreva a expressão algébrica que representa a área envidraçada do prédio.

12ab

27ab

-12ab

-27ab

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

O valor numérico da expressão -x² para x = +8 é

-64

-32

+64

+32

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Qual o valor da expressão x³ para x = -2

-6

+6

-8

+8

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

O valor de x² - y² para x = -3 e y = -2 é

+ 1

-1

+ 5

-5

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Qual é o coeficiente numérico do termo -17ab²

+17

-17

-34

+34

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A parte literal do termo algébrico -0,125a²b³ é

a

b

ab

a²b³

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Quantos termos algébricos possui a expressão 3x + 4t +7z

1

2

3

6

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